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54results about How to "Increase or decrease capacity" patented technology

Semiconductor memory device

A semiconductor memory device includes a memory cell array and peripheral control circuits. In each of the peripheral control circuits, a plurality of transistors are arranged at a substantially constant transistor pitch in a first direction which is the row direction or the column direction of the memory cell array. In the memory cell array, a memory cell length in the first direction is substantially n times the transistor pitch, wherein n is an integer.
Owner:PANASONIC CORP

Characterization of mist sprays using a phase-doppler analyzer and an iso-kinetic sampling for validation of scale modeling of water mist fire suppression

A method for quantifying droplet fluxes of a water mist spray uses different measuring apparatuses and compares the measurements of the two apparatuses with one another. One of the measuring apparatuses is an iso-kinetic sampling probe in which the air velocity of the portion of the water spray mist entering the probe is made equal to the air velocity of the water mist spray around the probe by connecting a source of vacuum to the probe. The drops of the spray entering the probe are prevented from passing out of the probe. The air velocity of the spray entering the probe is measured by an anemometer, the drops of the entering spray are collected in a reservoir, and the depth of water in the reservoir is measured by a differential pressure transducer. The output of the pressure transducer is sent to a computer that calculates the water collection rate based on the sectional area of the probe opening and the water collection rate in the reservoir.
Owner:FACTORY MUTUAL RES

Three-level three-phase half-bridge inverter circuit

The invention provides a three-level three-phase half-bridge inverter circuit. The three-level three-phase half-bridge inverter circuit comprises three same single-phase half-bridge circuits. Each single-phase half-bridge circuit comprises an ionization electrolyte capacitor C1, an ionization electrolyte capacitor C4, a capacitor C9, a diode D1, a diode D2, a diode D3, a diode D10, a high-power switching tube Q1, a high-power switching tube Q2, a high-power switching tube Q3, a high-power switching tube Q 10, and an electrical inductor L1. Based on a traditional three-phase inverter circuit topology, auxiliary access bridge arms at the follow current stage are added, and the upper bridge arm and the lower bridge arm work in the positive half period of sine waves and the negative half period of sine waves respectively. At the follow current stage, the auxiliary bridge arms are used and a low-frequency switch is adopted, so that switch consumption generated in a high-power inverter is effectively lowered. SPWM is adopted in the whole system, and the three-phase pure sine waves are output. By the adoption of the design of modularized parallel redundancy, the reliability is high and the fault of a single module cannot influence running of the system. In addition, the capacity can be increased and decreased according to needs, so that capacity enlargement is convenient. The three-phase-independent inverting method has excellent 100% unbalance load capacity. Besides, the system can provide single-phase alternating currents and three-phase alternating currents at the same time.
Owner:710TH RES INST OF CHINA SHIPBUILDING IND CORP +1

EOS tester of integrated LCAS simulation and VCG time delay simulation

The invention discloses an EOS tester of integrated LCAS simulation and VCG time delay simulation, comprising an Ethernet interface, a STM-N interface, an Ethernet data generating and detection module and a processing unit; the EOS tester further comprises a virtual concatenation group VCG differential delay and detection module and a link regulatory mechanism LCAS simulation module, wherein the VCG differential delay and detection module is used for extracting multiple frame indicator MFI differences of each member in identical synchronous digital hierarchy (SDH) frame to obtain differential delays of all members; the LCAS simulation module is used for controlling the capacity of virtual concatenation group VCG link. The EOS tester can carry out delay control on each VC-x channel, so the received VCG members are with different MFI values, thus being capable of testing the differential delays of VCG; the capacity of VCG link can be increased or decreased without loss by the LCAS simulation module, thus satisfying the requirement of top businesses for bandwidth.
Owner:OPWILL TECH BEIJING

Low-temperature heatless vacuum salt making device

The invention discloses a low-temperature heatless vacuum salt making device, which comprises an evaporation system which is composed of an evaporator, a heat exchanger, a forced evaporation circulating pump disposed between the evaporator and the heat exchanger, and a brine preheater, an inlet end of the brine preheater being provided with a brine pump, a steam compression system which is composed of a high-speed centrifugal blower, a compression steam superheating degree elimination system which is composed of a humidifier mounted at an outlet of the high-speed centrifugal blower, a vacuum keeping system which comprises a non-condensable gas collector disposed between the evaporator and the high-speed centrifugal blower, the non-condensable gas collector being equipped with a vacuum pump, a denitration system which comprises a temperature transmitter connected with the heat exchanger and a denitration pot connected with the temperature transmitter, and a control system which comprises a controller and a display connected with the controller. The invention has the following beneficial effects: energy consumption is low, maintenance is convenient, installation and debugging are simple, and production line capacity can be adjusted freely.
Owner:上海尚实航空发动机股份有限公司

Shared anti-counterfeiting battery

The invention discloses a shared anti-counterfeiting battery which comprises battery placing frames and rechargeable battery modules, wherein the battery placing frames are provided with electric wires and conducting strips, the electric wires and the conducting strips are connected with the rechargeable battery modules and the battery placing frames, the quantity of the rechargeable battery modules can be randomly increased or reduced to change the power supply cruising ability, the battery placing frames are also provided with battery and / or frame management codes and quick joints, the rechargeable battery modules are provided with battery identification codes, and the battery and / or frame management codes are corresponding to the battery identification codes. By adopting frame connection of a telescopic folding mode, substantial deformation and expansion can be realized, the quantity of batteries participating in working can be increased or reduced, installation is convenient, the battery replacing efficiency can be improved, the battery replacing time can be shortened, the condition that a car owner or a charging station replaces inferior batteries can be effectively avoided, auser can be reminded of discarding inferior batteries or batteries with poor performance, and the car purchasing cost can be reduced.
Owner:QUANZHOU HONGEN NEW ENERGY AUTOMATIVE TECH CO LTD

Anti-counterfeiting sharing battery

The invention discloses an anti-counterfeiting sharing battery. The anti-counterfeiting sharing battery comprises a battery placement framework and rechargeable battery modules, wherein a cable and aconductive sheet are arranged on the battery placement framework and are connected with the rechargeable battery modules and the battery placement framework, the power supply cruising ability is changed by arbitrarily increasing or reducing the numbers of the rechargeable battery modules, the battery placement framework is further provided with a battery and / or framework management code and a rapid connector, each rechargeable battery module is provided with a battery identity code, and the battery and / or framework management code is corresponding to the battery identity code. The framework isemployed to link, the anti-counterfeiting sharing battery can be substantially deformed and expanded, the number of the battery participating in working is increased or reduced, the anti-counterfeiting sharing battery is convenient to install, the battery replacement efficiency is improved, the power exchange time is shortened, a poor battery can be effectively prevented from being arbitrarily replaced by an owner or a charging station, a person is reminded of eliminating poor or poor-performance batteries, and the car purchasing cost is reduced.
Owner:青岛多德多信息技术有限公司

Sharing battery capable of positioning and preventing theft, power shortage and counterfeiting

The invention discloses a sharing battery capable of positioning and preventing theft, power shortage and counterfeiting. The sharing battery comprises a battery placement framework and rechargeable battery modules, wherein a cable and a conductive sheet are arranged on the battery placement framework and are connected with the rechargeable battery modules and the battery placement framework, thepower supply cruising ability is changed by arbitrarily increasing or reducing the numbers of the rechargeable battery modules, the battery placement framework is further provided with a battery and/or framework management code and a rapid connector, each rechargeable battery module is provided with a battery identity code, and the battery and/or framework management code is corresponding to the battery identity code. The framework in a telescopic and folding mode is employed to link, the sharing battery can be substantially deformed and expanded, the number of the battery participating in working is increased or reduced, the sharing battery is convenient to install, the battery replacement efficiency is improved, the power exchange time is shortened, a poor battery can be effectively prevented from being arbitrarily replaced by an owner or a charging station, a person is reminded of eliminating poor or poor-performance batteries, and the car purchasing cost is reduced.
Owner:青岛多德多信息技术有限公司

Electromobile anti-fake shared power battery

The invention discloses an electromobile anti-fake shared power battery, which comprises a hinge module and a power battery module, wherein a conductive device is arranged on the hinge module, and isconnected with the power battery module and the hinge module; the number of power battery modules connected simultaneously and a power supply cruising ability can be extended; the hinge module is alsoprovided with a battery pack confirmation scan code and a butt-joint installation hole or column; the power battery module is provided with a power battery identity scan code; the battery pack confirmation scan code and the battery pack confirmation scan code have an identity corresponding relation. The electromobile anti-fake shared power battery provided by the invention is linked in a hinge way and can be infinitely deformed and extended, the capacity of the battery is increased or decreased, the battery is convenient to install, the replacement efficiency of the battery is improved, the battery replacement time is shortened, data transmission can be realized through a communication function, an electromobile owner or a charging station is effectively prevented from replacing with inferior batteries arbitrarily and can only rent anti-fake batteries, and the electromobile purchasing cost is reduced.
Owner:QUANZHOU HONGEN NEW ENERGY AUTOMATIVE TECH CO LTD
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