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60results about How to "Improve Metering Performance" patented technology

Pyrogenically prepared silicon dioxide compacted to give crusts

Pyrogenically prepared silicon dioxide is compacted to give crusts, in that it is subject to preliminary de-aeration, and is compacted to give crusts, and the crusts are broken and, if appropriate, classified. The tamped bulk density (to DIN EN ISO 787-11) of the silicon dioxide compacted to give crusts is from 185 to 700 g / l. It can be used as filler in rubber mixtures.
Owner:EVONIK OPERATIONS GMBH

Automatic cocktail preparer

The invention discloses an automatic machine for preparing cocktail, comprising a framework, a tank disposed on the framework, a pipeline connecting the tank and a cocktail outlet, and a programmable controller, which is characterized in that the tank communicates with a liquor inlet of a multi-channel switch device through a first division pipeline system, a liquor outlet of the multi-channel switch device communicates with a liquor inlet of a meter pump through a second division pipeline system, a liquor outlet of the meter pump communicates with the cocktail outlet, and the multi-channel switch device and the drive portion of the meter pump communicate with the programmable device. The invention is provided with the advantages that more than one thousand of cocktail formulas can be memorized in the programmable controller; the cocktail is prepared quickly, thus enhancing efficiency and benefit; the plug meter pump needing no one-way valve is provided with accurate extraction volume and precise preparation; and the whole device is provided with advanced structure and convenient use, thereby realizing automatization and mechanization for preparing cocktail.
Owner:中山市九虹机器人科技有限公司

Transmitting-receiving underwater transducer

The invention relates to an ultrasonic transducer for flow detection, in particular to a transmitting-receiving underwater transducer which comprises a PPS (polyphenylene sulfite) housing, a piezoelectric chip, a backing layer and a matching adhesive glue, wherein a clamping spring, the backing layer and the piezoelectric chip are arranged in the space of the PPS housing from the inside out; the clamping spring is embedded into a clamping groove of the housing; the backing layer is made of sound absorbing rubber; and the piezoelectric chip and the housing are connected together through the matching adhesive glue mixed with a high-impedance material. Compared with the prior art, the piezoelectric chip and the backing layer are fixed and pressed tightly through the clamping spring so as to achieve a good sound absorbing effect of the backing layer and solve the problems that the output signal is unstable and the backing layer is not firm in bonding and easy to disengage due to the interference of the back reflection signal; and moreover, the piezoelectric chip and the PPS housing are connected together through the matching adhesive glue so as to realize the two-stage acoustic impedance matching of the chip and the liquid, and both the signal conversion ability and output signal stability are effectively improved.
Owner:唐山济邦节能科技有限公司

Apparatus for checking diametral dimensions of cylindrical parts rotating with an orbital motion

An apparatus for checking the diameter of crankpins (18) of a crankshaft (34) in the course of the machining in a grinding machine comprises a first arm (9) rotating with respect to a support (5) arranged on the grinding-wheel slide (1) of the grinding machine, a second arm (12) rotating with respect to the first, a reference device (20) carried by the second arm and a measuring device (16, 17, 40-45) associated with a reference device. A guide device (21), fixed to the reference device (20), enables the apparatus to engage a crankpin, in the course of the orbital motion of the crankpin, and limit the displacements of the first arm and those of the second arm when a control device (28-30) displaces the apparatus to a rest position.
Owner:MARPOSS SPA +1

Apparatus for the diameter checking of eccentric portions of a mechanical piece in the course of the machining in a grinding machine

An apparatus (10) for checking the diameter of an eccentric pin (8′) of a small-size shaft (8), for example a shaft for compressors, includes a support (16), a first arm (19) rotating with respect to the support (16), a second arm (22) rotating with respect to the first, a Vee-shaped reference device (28) carried by the second arm, a measuring device (25,26,24,37,38) associated with the reference device, limiting devices (29,29′,30,30′) for limiting the rotations of the arms and thrust means (33) for keeping the reference device in contact with the pin in the course of the checking. A hydraulic actuator (13) displaces the apparatus (10) from a rest condition to a checking condition, in which the reference device (28) is in contact with the pin (8′) to be checked, and vice versa.
Owner:MARPOSS SPA

Instrumented tubing and method for determining a contribution to fluid production

An instrumented tubing for determining a contribution of a given zone to fluid production of a reservoir, the instrumented tubing including a tube having an open end for collecting a fluid flowing from the given zone and a port for coupling the tube to a production tubing for letting the collected fluid flow into the production tubing, and a sensor for measuring a parameter of the collected fluid, wherein the sensor is connected to an electronic unit for determining the contribution of the given zone to the fluid production of the reservoir based on said measured parameter.
Owner:SCHLUMBERGER TECH CORP

Apparatus for checking diametral dimensions of a rotating cylindrical part during a grinding thereof

An apparatus for checking the diameter of crankpins (18) of a crankshaft (34) in the course of the machining in a grinding machine comprises a first arm (9) rotating with respect to a support (5) arranged on the grinding-wheel slide (1) of the grinding machine, a second arm (12) rotating with respect to the first, a reference device (20) carried by the second arm and a measuring device (16, 17, 40-45) associated with a reference device. A guide device (21), fixed to the reference device (20), enables the apparatus to engage a crankpin, in the course of the orbital motion of the crankpin, and limit the displacements of the first arm and those of the second arm when a control device (28-30) displaces the apparatus to a rest position.
Owner:MARPOSS SPA

Impeller type wide range electronic water gauge and calibrating method thereof

The invention discloses an impeller type wide range electronic water gauge, which includes a water gauge body, an electro-mechanical transformation device, a signal pre-processing component, an embedded microcomputer and an electronic display, meanwhile, the invention further discloses an error correction method for the water gauge, which comprises the following steps: a, drawing a water gauge error curve through real flow measurement; b, measuring the impeller rate of the water gauge under the real flow condition, and taking the rate as a dividing value of a calibration interval; c, measuring and confirming the values of the standard impulse equivalent ki and the values of the correction factor Wi of flow dividing points; d, setting an error correction table in a storer; e, measuring and calculating the flow equivalence value in ti time quantum in the sampling period Ti, and confirming the corresponding value of ki and value of correction factor Wi through the error correction table; f, calculating and obtaining the volume value at the calibration interval; and g, finally displaying the measurement result. Compared with the prior art, the water gauge calibrated through adopting the method provided by the invention is greatly improved in metering performance and using function.
Owner:NINGBO WATER METER +1

Gauging box of Roots gas flowmeter

A metering case of Roots gas flow-meter is prepared as connecting air outlet of filter in said case to air inlet of Roots meter by connection pipe, connecting air inlet of filter and air outlet of Roots meter separately to air inlet of filter and air outlet of Roots meter through valve, setting interfaces of air inlet and air outlet on valve at external side of case body.
Owner:上海埃科燃气测控设备有限公司

Optical interference type intelligent gas sensor

The invention discloses an optical interference type intelligent gas sensor, which comprises an optical interferometer, a master control panel and a display panel. The optical interferometer is used for measuring gas concentration and ambient temperature of a point to be measured; a master control circuit is used for performing filtering, linearization and temperature compensation; and gas concentration value is displayed in real time through a display circuit, and is uploaded to a monitoring system in a frequency signal mode; and when the gas concentration exceeds a set alarm point, the optical interference type intelligent gas sensor can automatically give an alarm with sound and light; parameters such as the alarm point, a power failure point and a healing point can be set through infrared remote control; and zero drift and sensitivity drift of the sensor can be corrected. The optical interference type intelligent gas sensor is high in measurement precision, high in stability, long in calibration period and simple in correction, can be used for measuring concentration of different gases, and is beneficial to accurate measurement and automatic monitoring of the gases.
Owner:INST OF AUTOMATION CHINESE ACAD OF SCI

Gas-oil-water separation system

The invention discloses an gas-oil-water separation system comprising a spiral-flow type gas-oil-water separator (A), a spiral-flow type gas-oil-water separator (B) and a mist catcher (C), wherein thespiral-flow type gas-oil-water separator (A) comprises a first cylindrical barrel (1) which is provided with a first gas outlet pipe (12), a first oil outlet pipe (13), a first input pipe (11) and awater outlet pipe (14); the spiral-flow type gas-oil-water separator (B) comprises a second cylindrical barrel (5); the first gas outlet pipe (12) is communicated with a second input pipe (3) of the second cylindrical barrel (5); the first oil outlet pipe (13) is communicated with an oil phase material input pipe (51) of the second cylindrical barrel (5); and the mist catcher (C) comprises a tank(6) and a liquid drop collecting layer (7); and a second gas outlet pipe (52) is communicated with a third input pipe (62) of the tank (6). The gas-oil-water separation system not only is applicable to multi-phase separation of oil wells and moist wells with different gas-oil ratio ratios, adapts to 0-100 percent of containing water ratio change, and has wide application environment, but also cancarry out check to the accuracy degree of the existing multi-phase flow meter or gas-oil-water separation equipment.
Owner:CHINA NAT OFFSHORE OIL CORP +2

Coriolis mass flowmeter amplitude self-adaptation control method based on fluid state detecting

InactiveCN104792379AFluid state predictionAvoid vibration stopMechanical oscillations controlDirect mass flowmetersUltrasound attenuationStable state
The invention discloses a Coriolis mass flowmeter amplitude self-adaptation control method based on fluid state detecting. An ultrasonic transducer is arranged at an inlet end of a Coriolis mass flowmeter detecting pipe, through the attenuation effect on ultrasonic signals from impurities such as air bubbles, whether the amplitude value of received signals is changed suddenly is detected and judged via a threshold value comparer, whether impurities exist at a fluid state is obtained, and then switching of fixed PID and fuzzy PID amplitude controllers is carried out. According to the method, by detecting on the fluid state and self-adaptation controller switching, high-precision stable state control performance can be kept, system dynamic response speed can be improved, measuring pipe vibration stopping is avoided, stable vibration is reestablished quickly, the self adaptability of Coriolis mass flowmeter measuring pipe amplitude control is enhanced, and the reliability and the metering performance of a Coriolis mass flowmeter under a complex working condition are improved.
Owner:ZHEJIANG UNIV

Gas-liquid separation system

The invention discloses a gas-liquid separation system which comprises a stock solution input pipe (I), a pre-separator (A), a spiral-flow type gas-liquid separator (B) and a mist catcher (C), wherein the pre-separator (A) comprises a first columnar cylinder (1) which is provided with a first input pipe (11) and a first drain pipe (12); the spiral-flow type gas-liquid separator (B) comprises a second columnar cylinder (2) which is provided with a second gas outlet pipe (22), a second input pipe (21) and a second drain pipe (23); the top of the stock solution input pipe (I) is communicated with a first end (21a) of the second input pipe (21); the middle part of the second input pipe (21) is communicated with the first input pipe (11); and the second gas outlet pipe (22) is communicated with a third input pipe (31) of the mist catcher (C). Compared with the prior art, the gas-liquid separation system has the advantages of ideal separation effect, higher purity of the speared phase objects, higher metering capability, pre-separation effect on the liquid phase object and high operating efficiency in the case of lower content of the gas phase object.
Owner:宁波威瑞泰默赛多相流仪器设备有限公司

Industrial truck

A working machine, such as an industrial truck, having a spring-loaded brake having a braking position and a release position and controlled by a brake valve producing a brake-release pressure. The brake valve is operatively connected to a service brake input device, such as a brake pedal, and can be acted upon in the direction of a reduction in the brake-release pressure arising at the spring-loaded brake when the service brake input device is actuated. It being possible, on actuation, for the service brake input device to be operatively connected to a pre-stressed spring device, which is operatively connected to the brake valve and can be acted upon in the direction of an increase in the spring force on increasing actuation of the service brake input device.
Owner:LINDE MATERIAL HANDLING

Liquor metering and filling equipment

The invention provides liquor metering and filling equipment. The liquor metering and filling equipment comprises a fixed base, wherein a supporting vertical plate is vertically welded to the upper part of the fixed base, and a wine bottle clamp is fixedly arranged on one side of the supporting vertical plate, and a supporting horizontal plate is fixedly arranged at the top of the supporting vertical plate. The liquor metering and filling equipment has the beneficial effects that the liquor metering and filling device can have the function of blocking the activity of a liquor bottle through the wine bottle clamp, the stability of clamping of the liquor bottle is not only improved, but also quick clamping and taking of the liquor bottle are realized; and through the work of a hydraulic pump, a filling mechanism and a flow control mechanism can be used for reading the amount of liquor on a scale plate, so that the metering function is achieved, the flow rate of the liquor in a filling port can be controlled, the error of the filling amount of the liquor can be reduced, and the metering effect is improved. The liquor metering and filling equipment is simple in structure and convenientto use, can reduce the metering error and improve the filling efficiency, and is economical and practical.
Owner:金洁琼

Flow measuring mechanism of watermeter

A measuring mechanism of flow rate consists of measuring cavity with water outlet at its top, vane wheel in the cavity and a numbers of flow guide holes for guiding water flow to vanewheel. It is featured as setting all flow guide holes at bottom of measuring cavity in annular form uniformly by utilizing vane wheel shaft of a centre, setting a non-return by utilizing vane wheel shaft as a centre, setting a non-return disc on water inlet top cover of water collector and setting one or four small flow guide hole niterlinked to small water collector being isolated to said water collector at side wall of measuring cavity.
Owner:朱志军 +1

Industrial truck

A working machine, such as an industrial truck, having a spring-loaded brake having a braking position and a release position and controlled by a brake valve producing a brake-release pressure. The brake valve is operatively connected to a service brake input device, such as a brake pedal, and can be acted upon in the direction of a reduction in the brake-release pressure arising at the spring-loaded brake when the service brake input device is actuated. It being possible, on actuation, for the service brake input device to be operatively connected to a pre-stressed spring device, which is operatively connected to the brake valve and can be acted upon in the direction of an increase in the spring force on increasing actuation of the service brake input device.
Owner:LINDE MATERIAL HANDLING

Noise power estimation device during electrical parameter metering process

The present invention discloses a noise power estimation device during the electrical parameter metering process. The device comprises a waveform processing module, a signal compensation module and a noise power estimation module. The waveform processing module is used for sampling an analog signal, converting the analog signal into a first digital signal and outputting the first digital signal to the noise power estimation module. The noise power estimation module is used for converting the first digital signal into a second digital signal and outputting the second digital signal to the signal compensation module. The signal compensation module is used for subjecting the signal components of the second digital signal to the synchronous tracking and the reverse-phase compensation so as to generate a third digital signal and outputting the third digital signal the to the noise power estimation module. The noise power estimation module is used for estimating and metering the average power of the noise according to the third digital signal. According to the technical scheme of the invention, the key component of the noise is extracted by utilizing a signal itself, and then the average power of the noise is estimated. Through the adaptive estimation and the compensation of the signal waveform, the dependency of the noise power estimation on the signal strength is reduced. The precision of noise power estimation is improved. The metering performance of small signals is improved.
Owner:SHANGHAI BEILING

Core of integrative calorimeter

A unified heat meter core is prepared for connecting a water inlet flow rate transducer with front end of water inlet pipe, setting water inlet temperature transducer and electric-controlled water inlet valve as well as hot water switching-in port at front end of water inlet end, setting check valve and return water flow rate transducer on return water pipe, setting connector with internal cavity between two said pipes, arranging motor driven ball valve in said cavity to connect two said pipes through, setting surface of filtering screen to be 45 degree tilted angle in axle crossing to water inlet pipe.
Owner:丁凯南

Multiphase metering mixed transportation method and multiphase metering mixed transportation system

The invention provides a multiphase metering mixed transportation method and a multiphase metering mixed transportation system, and relates to the technical field of oil well mixed transportation. The multiphase metering mixed transportation method comprises the following steps of obtaining the water content of a to-be-transported multiphase fluid, and sending the to-be-transported multiphase fluid into a first separation tank, so that liquid in the multiphase fluid in the first separation tank is deposited in the first separation tank; converting a gas separated from the first separation tank into the high-pressure gas, feeding the high-pressure gas into a second separation tank, and discharging the high-pressure gas through the second separation tank; obtaining the water content of the to-be-conveyed multiphase fluid, and conveying the to-be-conveyed multiphase fluid into the second separation tank, so that enabling liquid in the multiphase fluid in the second separation tank to be deposited in the second separation tank; and converting gas separated from the second separation tank into the high-pressure gas, and feeding the high-pressure gas into the first separation tank. The technical problem that in the prior art, in the oil and gas exploitation process of an oil field, the metering effect of a gas phase and a liquid phase in a mixed transportation device is not ideal is solved.
Owner:SHENGLI OILFIELD SHENGJI PETROLEUM EQUIP

Coriolis mass flowmeter and sensor assembly thereof

The invention discloses a sensor assembly for a Coriolis mass flowmeter. The flowmeter includes an upstream pipeline connector used for being connected to an upstream fluid pipeline and a downstream pipeline connector used for being connected to a downstream fluid pipeline. The axis of the upstream pipeline connector and the axis of the downstream pipeline connector are positioned on one central axis; the sensor assembly is arranged in a shell of the flowmeter and comprises a vibration part and a non-vibration part which are separated by a vibration isolation structure; the vibration isolationstructure at least includes a first vibration isolation piece which divides the fluid flow pipe into a vibration pipeline and a non-vibration pipeline, and the first vibration isolation piece is close to a central axis. By arranging the first vibration isolation piece close to the central axis, the distance between the first vibration isolation piece and the upstream and downstream pipeline connectors is short; if vibration leaks from the vibration part, correspondingly the distance between an exciting force formed on a vibration isolation sheet and an upstream and downstream junction is short, and the flowmeter cannot rotate because of eccentricity of the exciting force.
Owner:罗凡

Entrained air concentration measuring device and method

The invention discloses an entrained air concentration measuring device and method. The measuring device comprises a peristaltic pump, wherein a hose equipped on the peristaltic pump is connected witha clamping rod at one end of an inlet; a water collection bottle is arranged below one end of an outlet of the hose; the water collection bottle is arranged on an electronic scale; a second chronograph is arranged beside the electronic scale; and a camera is arranged in front of the electronic scale. The measuring method utilizing the measuring device comprises the following steps: continuously extracting entrained air water flow on a measuring point at a certain rotation speed by using the peristaltic pump, and calculating a mass flow rate Q1 of the entrained air water flow by utilizing readings of the electronic scale and the second chronograph; continuously extracting non-entrained air water flow at the same rotation speed by using the same peristaltic pump, and calculating a mass flowrate Q2 of the non-entrained air water flow; and finally, calculating an entrained air concentration C at the measuring point by utilizing the mass flow rates Q1 and Q2, wherein the calculation formula is C=1-Q1 / Q2. The measuring device and method disclosed by the invention are easy and convenient to use and can well adapt to conditions of high entrained air concentrations.
Owner:ANHUI UNIV OF SCI & TECH

Signal transmission and metering algorithm for impeller magnetic inductive basic water and heat meter

The invention discloses a signal transmission and metering algorithm for an impeller magnetic inductive basic water and heat meter, wherein magnetic materials are used to make a meter shell (1), a core is installed in the meter shell (1), an impeller (15) which is made from metal or non-metal is upwards assembled from a bottom end of an impeller box upper body (4), an impeller box lower body (19) is fixedly arranged at the bottom of the impeller box upper body (4), and one or a plurality of circuit boards (5) with magnetic induction sensors is / are fixedly arranged at the center of the external top of the impeller box upper body (4); and the signal transmission and metering algorithm stores the function generatrix in a computer which calibrates the basic meter, the minimum flow (q1), the critical flow (q2), the common flow (q3), the maximum flow (q4) and other feature points of the basic meter are only needed to be calibrated through the function generatrix when the basic meter is calibrated, so the (m--tau) function data which is similar to the function generatrix can be obtained, and accordingly, the metering of the basic base can be more accurate.
Owner:深圳威胜科技有限公司

Integrated intelligent internet-of-thing water meter movement

The invention discloses an integrated intelligent internet-of-thing water meter movement. The movement comprises a movement housing and a mounting frame arranged in the movement housing, wherein the movement housing is of a tubular structure; the front end of the movement housing is connected with the water inlet end of the water meter body, and the rear end of the movement housing is connected with the water outlet end of the water meter body; the mounting frame is of a cross-shaped structure, the end part of the cross-shaped structure is fixedly welded on the inner side wall of the movementhousing; a water meter bearing mounting hole is formed in the middle of the mounting frame; a water meter bearing is fixedly arranged in the hole body; a rotating shaft is fixedly arranged in an innerring of a bearing body; and an impeller body is fixedly mounted at one end of the rotating shaft. A mounting plate, an adjusting ring, a first-stage guide rod, a second-stage guide rod, a reset spring and the like are arranged in the water meter movement structure, so that the inner diameter of the circulating structure of the water body can be automatically adjusted according to the water flow speed in the movement, the water body can flow more intensively when the flow speed of the water body is low, and the rotating precision of the impeller structure is improved.
Owner:安徽丹凤缘科技有限公司

Low-pressure loss type precession vortex flowmeter spiral flow generator

PendingCN108072409AStrong transitionLower the lower limit of measurementVolume/mass flow by dynamic fluid flow effectPrecessionEngineering
The invention provides a low-pressure loss type precession vortex flowmeter spiral flow generator. The spiral flow generator comprises a fixing ring and a spiral flow generator body coaxially fixed onthe fixing ring; the spiral flow generator body comprises a spiral flow generator hub and spiral blades circumferentially and uniformly distributed on the side wall of the spiral flow generator hub,and the head portions of the spiral blades are fixed on the end of the fixing ring; the spiral flow generator hub comprises a circular platform-shaped second hub portion, the diameter of the head portion of the second hub portion is greater than the diameter of the tail portion, two ends of the second hub portion are provided with a first hub portion and a third hub portion respectively, and the first hub portion and the third hub portion are cone-shaped. The spiral flow generator has the advantages of being simple and compact in structure, low in pressure loss, wide in flow range, good in measuring effect, fast and convenient to install, high in structural strength and good in reliability.
Owner:宁波创盛仪表有限公司

Coriolis mass flowmeter and sensor assembly thereof

The invention discloses a sensor assembly for a Coriolis mass flowmeter. The flowmeter includes an upstream pipeline connector used for being connected to an upstream fluid pipeline and a downstream pipeline connector used for being connected to a downstream fluid pipeline. The axis of the upstream pipeline connector and the axis of the downstream pipeline connector are positioned on one central axis; the sensor assembly is arranged in a shell of the flowmeter and comprises a vibration part and a non-vibration part which are separated by a vibration isolation structure, and the gravity centerof the sensor assembly is basically positioned on the central axis. By positioning the gravity center of the sensor assembly basically on the central axis, when vibration leakage happens at the vibration part, since the gravity center of the sensor assembly is as close as possible to the central axis of the upstream and downstream pipeline connectors or is positioned on the central axis of the upstream and downstream pipeline connectors, the rotation radius of a sensor about the axis of an upstream and downstream junction is decreased. Therefore, no matter what causes vibration leakage of thevibration part of the sensor, vibration of the non-vibration part of the whole sensor is unlikely to happen, and the stability of the flowmeter is improved.
Owner:罗凡

Double-waist-wheel gas flowmeter

The invention discloses a double-waist-wheel gas flow meter, and relates to the technical field of gas measurement, the double-waist-wheel gas flow meter comprises a counting module and a metering module, the metering module comprises a metering chamber shell, two groups of synchronous rotors, a front end cover, a rear end cover, a front end plate, a rear end plate, a synchronous gear set and a magnetic coupler, each group comprises two synchronous rotors, each group comprises two synchronous rotors, and each group comprises two synchronous rotors; the synchronous rotors are arranged on the two sides of the metering chamber shell respectively, rotating shafts are arranged at the two ends of the synchronous rotors, the front end plate and the rear end plate are arranged at the front end and the rear end of the metering chamber shell respectively, the rotating shafts penetrate through the front end plate and the rear end plate, and the synchronous gear set is arranged on the front end plate and fixedly connected with the rotating shafts. The front end cover and the rear end cover correspondingly cover the front end plate and the rear end plate, a magnetic coupler is arranged on the front end cover, one end of the magnetic coupler penetrates through the front end cover and is rotationally connected with the synchronous gear set, and the other end of the magnetic coupler is rotationally connected with the counting module. The device is simple and compact in structure, small in occupied space, wide in range and low in starting flow.
Owner:浙江磐博科技有限公司

A gas-oil-water separation system

The invention discloses a gas-oil-water separation system, comprising a swirl-type gas-oil-water separator (A), a swirl-type gas-oil separator (B) and a mist catcher (C); wherein, the swirl-type gas-oil-water separator (A) includes a first cylindrical barrel (1), which is provided with a first air outlet pipe (12), a first oil outlet pipe (13), a first input pipe (11), an outlet The water pipe (14), the cyclone type gas-oil separator (B) includes a second cylindrical shell (5), and the first air outlet pipe (12) is connected with the second input pipe (3) of the second cylindrical shell (5) The first oil outlet pipe (13) is in communication with the oil phase input pipe (51) on the second cylindrical barrel (5); the mist catcher (C) includes a tank body (6) and a droplet accumulation layer (7 ), the second air outlet pipe (52) of the second columnar body (5) communicates with the third inlet pipe (62) of the tank body (6). The present invention is not only applicable to the multiphase separation of oil wells and wet gas wells with different gas-oil ratios, but also adapts to the change of water content ratio from 0% to 100%. Check for accuracy.
Owner:CHINA NAT OFFSHORE OIL CORP +2

Gauging box of Roots gas flowmeter

A metering case of Roots gas flow-meter is prepared as connecting air outlet of filter in said case to air inlet of Roots meter by connection pipe, connecting air inlet of filter and air outlet of Roots meter separately to air inlet of filter and air outlet of Roots meter through valve, setting interfaces of air inlet and air outlet on valve at external side of case body.
Owner:上海埃科燃气测控设备有限公司
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