40results about How to "Reduce volume cost" patented technology

A drill cuttings slurry process system is disclosed for defluidizing earth drill cuttings, thereby extracting valuable drilling additives and returning them to the drilling system while producing a dense, drier material which may be discharged directly in the environment at or near the well being drilled or chemically treated for distillation and / or better dissolution into the environment, thereby reducing, cost in transportation and environmental treatment chemicals thus reducing environmental contamination. The system comprising a cuttings press having solids / fluids separation a dryer and / or a retort for flashing off any residual petroleum residue and moisture, a fines grinder and a chemical injection system. The retort including an analyzer system for weighing and determining rate of throughput and analyzing the cuttings for residual petroleum residue content prior to discharge to environment or further refinement prior to reinjection into the well or transport to environmental depository sites.

A drill cuttings slurry process system is disclosed for defluidizing earth drill cuttings, thereby extracting valuable drilling additives and returning them to the drilling system while producing a dense, drier material which may be discharged directly in the environment at or near the well being drilled or chemically treated for distillation and / or better dissolution into the environment, thereby reducing, cost in transportation and environmental treatment chemicals thus reducing environmental contamination. The system comprising a cuttings press having solids / fluids separation a dryer and / or a retort for flashing off any residual petroleum residue and moisture, a fines grinder and a chemical injection system. The retort including an analyzer system for weighing and determining rate of throughput and analyzing the cuttings for residual petroleum residue content prior to discharge to environment or further refinement prior to reinjection into the well or transport to environmental depository sites.

The invention relates to the technical field of silicon optical chip coupling, and provides a coupling method and a coupling structure of a silicon optical chip. The coupling structure comprises an optical assembly, a silicon optical chip 1 and a PCB 8, wherein the optical assembly comprises a laser chip 2, a coupling lens 3, an optical fiber 4, a glass cover plate 5, a V-shaped groove base plate6 and an external connection port 7. The coupling method comprises the steps of binding and fixing the silicon optical chip 1 and the V-shaped groove base plate 6 on the PCB 8, arranging the optical fiber 4 in the chip V-shaped groove 1-1 in the coupling end face of the silicon optical chip 1, and placing the other end in the V-shaped groove 6-1 in the V-shaped groove base plate 6. The silicon optical chip adopted by the invention is an end surface coupling structure, the coupling and packaging difficulty of the silicon waveguide is simplified through a V-shaped groove structure, and passive coupling packaging is realized.

A processing apparatus includes a loading chamber; a buffer chamber connected to the loading chamber; a first process chamber connected to the buffer chamber; and an unloading chamber connected to the first process chamber, wherein a processing path through the processing apparatus is a forward in-line path in a direction through the loading chamber, the buffer chamber, the first process chamber, and the unloading chamber.

The invention relates to a millimeter wave sensor and an intelligent detector. The millimeter wave sensor comprises a signal generator, a transmitting and receiving integrated chip, a bandpass filter,an amplifier, an A / D converter and a digital signal processor which are sequentially connected. Compared with the existing 24 / 77GHz millimeter wave sensor, the millimeter wave sensor provided by theinvention is higher in signal frequency and has the advantages of high beam directivity, high anti-interference ability, small size and light weight. In addition, compared with a sensor formed by discrete devices, the millimeter wave sensor adopting the transmitting and receiving integrated chip based on a SiGe process has the advantages of simple structure, small size, portability, convenient mass production and low cost, greatly improves the adaptability of the sensor and provides powerful technical support for the increasingly complex information-based detection environment in the future.

A coil structure for wireless power transmission is provided. The coil structure comprises: a primary resonance coil wound in a spiral shape around a centripetal point; a primary induction coil, which supplies power to the primary resonance coil in a nonconnected state with an input or output terminal of the primary resonance coil and is wound in a spiral shape on a substantially same plane around a substantially same centripetal point as the centripetal point; a switch configured to be parallel with the primary resonance coil so as to control the ON and OFF of an operation of the primary resonance coil; and a capacitor coupled to the primary resonance coil so as to form a magnetic resonance with the primary resonance coil.

A rake assembly with pickup function comprises a handle rod having an end connected to a rake plate; a two-piece pivotal link rod with one end connected to a clamping plate, and the handle rod passes through the space between the two pivotal link rods at a position proximate to the body of the rake plate, a pair of link plates with both ends pivotally coupled to the handle rod and the body of the pivotal rods; a pushing rod being parallel to the handle rod and shifted along the body of the handle rod, and the bottom of the pushing rod is connected to the link rods. By the foregoing structure, users can push or pull the pushing rod along the handle rod to drive the pivotal link rod and the handle rod for alternate pivotal movements and thus producing a clamping movement or a releasing movement between the rake plate and the clamping plate.

A secondary air injection system may include an engine that includes a plurality of cylinders that generate a driving torque of a vehicle by combustion of a fuel; a main line connected to an exhaust manifold or an exhaust line which is connected to the plurality of cylinders; a recirculation line which is branched from the main line and then connected to an intake manifold; an air injection line which is branched from the main line and then connected to an intake line; and an electric supercharger which is provided in the intake line.

A method of forming a calcium chloride and aggregate composition includes providing a calcium chloride compound, adding an aggregate into the calcium chloride compound, and mixing the aggregate and calcium chloride compound to establish a mixed composition having the aggregate substantially uniformly suspended in the calcium chloride compound. The aggregate may comprise any suitable aggregate material, such as sand, salt or rock salt or the like. The aggregate may be mixed with the calcium chloride when the calcium chloride is in a paste form so as to substantially uniformly mix or blend the aggregate and calcium chloride and to substantially uniformly suspend the aggregate in the calcium chloride paste.

A capacitive touch panel with single sensing layer has a substrate. The substrate has the single sensing layer formed thereon. The sensing layer has multiple electrode sets. Each electrode set has multiple driving electrode rows and multiple receiving electrode rows arranged alternately. The multiple driving electrode rows of one electrode set have different driving electrodes, but different electrode sets have the same multiple driving electrode rows. The multiple receiving electrode rows of one electrode set are consisted of multiple same receiving electrodes, but different electrode sets have different receiving electrode rows. Therefore, using less contacts can also maintained the area and the solution so that the pins on the IC are also decreased. Thus, the volume of the IC is reduced and the packaging cost is also reduced.

The invention discloses a brushless direct current motor driving system for a capacitor-less direct-current converter. The converter is evolved from a conventional Buck converter; and in an evolution process, Buck bus capacitors are removed, and a switch tube is in parallel connection with an inductor so as to provide a continuous current circuit for the inductor at the commutation moment of a motor. The driving system employs a speed and current double closed-loop control manner, and inner and outer loops are controlled by PI regulators. According to the invention, the switch tube is subjected to PWM chopping, and charging and discharging of the inductor are controlled, so that phase currents of the brushless direct current motor are controlled. The driving topology simplifies the pre-stage topology structure of a conventional Buck circuit brushless direct current motor driving system, conventional voltage control is replaced by current control, and the driving topology is suitable for driving the brushless direct current motor whose ideal current waveforms are square waves. Compared with the Buck converter, the converter topology does not need the bus capacitors, so that the cost and size of the driving system are greatly reduced.

A fuel-cell system is disclosed. The fuel cell system includes: a system module having one or more fuel-cell stacks, a first reformer for converting at least some of hydrocarbon fuel into hydrogen, and supplying the hydrogen to the fuel-cell stacks, and a housing for receiving the fuel-cell stacks, and the first reformer therein; and a start-up module disposed outside the housing, and removably coupled to the system module, wherein the start-up module supplies hydrogen-containing fuel to the fuel-cell stacks until a temperature of the fuel-cell stack reaches a predetermined temperature.

The invention provides a tile type active phased array sub-array based on a plastic package silicon-based TR chip. The active phased array sub-array comprises an antenna sub-array, a transceiving circuit board and a metal heat dissipation shell; the antenna sub-array is composed of M*N double-layer broadband micro-strip patch radiation units; the transceiving circuit board and all the double-layer broadband micro-strip patch radiating units are stacked, corresponding M*N transceiving channels, control power supply distribution and a power division and synthesis network are integrated into a whole by adopting a multi-layer mixed pressing plate structure, the multiple transceiving channels located at the same partition position are integrated in a plastic package silicon-based TR chip on the transceiving circuit board, and a tile type structure is formed; and a heat conduction metal path is arranged between the plastic package silicon-based TR chip and the metal heat dissipation shell. The system is high in reliability, standardized active phased array sub-arrays which can be freely spliced are formed, and convenience is provided for constructing phased arrays of any scale.

The invention belongs to the technical field of phased array radars, and relates to an X-band high-integration-level two-dimensional phased array radar radio frequency front end. The X-band high-integration-level two-dimensional phased array radar radio frequency front end comprises an antenna housing, active phased array subarrays adopting a silicon-based TR chip, a heat dissipation shell, a power division and synthesis network, a wave control power supply board, a sum-difference network, a frequency synthesizer receiver and a data acquisition board, the heat dissipation shell serves as a main body support, the multiple active phased array subarrays are installed on the heat dissipation shell, heat generated by the active phased array subarrays is conducted to the heat dissipation shell, and the heat is conducted to the two sides of the heat dissipation shell through heat pipes on the back of the heat dissipation shell. The sum-difference network and the wave control power panel are correspondingly arranged on the same plane, and the wave control power panel and the sum-difference network are installed on the back face of the heat dissipation shell and share the back area. The X-band high-integration-level two-dimensional phased array radar radio frequency front end has the characteristics of low cost, high integration level, modularization, strong heat dissipation capability and high reliability, and has rapid maintenance capability.

The invention provides an AC-DC chip and high-voltage free-wheel diode integrated chip structure, and belongs to the technical field of electronic device. The structure is characterized in that the interior of a plastic package body is provided with a first chip, a second chip, at least one lead frame, and a plurality of metal leads. The first chip is an AC-DC chip, and the second chip is a free-wheel diode chip. One bonding pad of the first chip is connected with a high-voltage power supply pin of the plastic package body through the metal leads, and a drain electrode of the first chip is connected with an anode of the second chip, wherein the surface of the cathode of the second chip is provided with a bonding pad, and is connected with the high-voltage power supply pin. The anode of thesecond chip is connected with a lead frame, and is lead out of the plastic package body to serve as a drain electrode pin. The invention also discloses the power module group employing the above integrated chip. Two core devices in a power drive board are integrated into one chip, and the number of pins of the new integrated chip and the pin positions still can be completely compatible with an original AC-DC chip, thereby avoiding the increase of the size of the chip while reducing the number of drive power devices, improving the production efficiency, and reducing the size and cost of the power supply.

The invention discloses a compact adsorption refrigeration system, which comprises a container shell, a partition plate, a steam four-way valve, a cold and heat source fluid inlet four-way valve, anda cold and heat source fluid outlet four-way valve. The partition plate divides the container shell into four cavities; a first adsorption bed, a second adsorption bed, a condenser and an evaporator are arranged in the four cavities; the steam four-way valve can control the communication of the four cavities; and the cold and heat source fluid inlet four-way valve and the cold and heat source fluid outlet four-way valve can control cold running water and hot running water of the first adsorption bed and the second adsorption bed to flow in and out. The compact adsorption refrigeration system provided by the invention is not only more convenient to control and beneficial for reducing the energy consumption and reducing system parts, but also compact and high-efficient in structure, beneficial for reducing the system volume and the cost, and low in manufacturing cost.

The invention discloses a vulcanization-promoted comprehensive protective material and a preparation method thereof. The protective material is composed of an anti-aging agent RD, an anti-aging agent4020, an anti-aging agent 4030 and zinc terephthalate according to a weight part ratio of (25-30):(20-25):(20-25):(20-35). The preparation method of the protective material comprises the following steps: (1) adding an anti-aging agent RD, an anti-aging agent 4020, an anti-aging agent 4030 and an emulsifier into acetone, and stirring to obtain an emulsion system A; (2) dispersing zinc terephthalateand an emulsifier into acetone to obtain an emulsion system B; and (3) mixing the system A and the system B in a homogenizer, distilling to recover acetone, cooling the remaining substances, and granulating to obtain the target product. The protective material disclosed by the invention has excellent protective effects of thermal oxidation resistance, ozone resistance in dynamic and static states, metal toxicity resistance and the like, and can promote rubber vulcanization process.

The invention provides a pressure control valve group for pumping device debugging; the pressure control valve group comprises multiple flow control valves and an overflow valve which are connected between a water inlet pipe and a water outlet pipe; the multiple flow control valves and the overflow valve are connected in parallel, and the multiple flow control valves and the overflow valve are alldriven by a stepping motor; and the pressure control valve group also comprises a pressure control module used for controlling movement of the stepping motor. Through-flow sectional areas of the flowcontrol valves and the overflow valve are controlled by arranging the pressure control module to control the movement of the stepping motor, the required simulated load pressure can be adjusted automatically, so that the pumping debugging of the pumping device is efficient, safe and accurate.

The invention discloses a small integrated YTF non-linear characteristic testing system and method. The mall integrated YTF non-linear characteristic testing system includes a PC machine connected to a processor, the processor is connected to a YIG tuned filter through a digital-to-analogue conversion module and a current-to-voltage conversion module in sequence, the processor is further connected to a first radio-frequency switch through a broadband signal generator, the first radio-frequency switch is connected to a second radio-frequency switch which is connected to the YIG tuned filter, and the second radio-frequency switch is further connected to a third radio-frequency switch; the output end of the YIG tuned filter is connected with the third radio-frequency switch which is connected to a broadband signal electrical-level detection module, and the broadband signal electrical-level detection module is connected to the processor through the digital-to-analogue conversion module. Compared with a traditional testing method, the system greatly reduces the complexity and does not rely on other external instruments or equipment any more, the volume cost is greatly reduced, and actual tests show that the system can accurately extract non-linear characteristics of a YTF.

A magnetic loop of a high-speed motor of an electric vehicle is formed in an injection molding and mold pressing mode by sleeving a mold with a magnetic ring. The magnetic loop is characterized in that an inner hole is formed in the magnetic loop, a salient pole pin is manufactured in the inner hole, the inner hole is matched with a motor shaft, the salient pole pin is limited by a motor shaft pin groove, the magnetic ring is located on the radial peripheral wall of the magnetic loop, two end faces of the radial outside of the magnetic ring are provided with steps, the edges of the steps are covered with plastic, and the steps are used for straight limiting; at least one salient pole pin body is arranged on the inner diameter portion of the magnetic ring and used for circumferential limiting of the magnetic ring, and 180-degree line-connection alignment is carried out on the salient pole pin bodies and the salient pole pin of the inner hole with the circle center of the inner hole as the center; a fan is arranged at the joint of the inner hole and an outer ring and used for heat dissipation of the motor, the magnetic loop is straightly aligned with a Hall ring in a balanced mode when assembled and installed, and the magnetic loop shows the angle and position of a Hall element through rotation of the motor shaft.

The invention discloses a three-phase PWM rectifier DC bus capacitor current reconstruction and capacity identification method. The method comprises the steps of obtaining input side active power according to input side and output side active power balance and input side voltage and current, and obtaining a direct current component of rectifier direct current side current from the output side active power and the direct current side voltage through a low-pass filter; subtracting the direct-current component from the ratio of the input side active power to the input side direct-current voltageto obtain capacitance current; discretizing a charging and discharging equation of the capacitor according to a first-order Euler method, and identifying the capacity of a capacitor based on a least square method. According to the invention, under the condition that the direct-current side load is unknown and no extra sensor is added, the direct-current bus capacitance current is reconstructed andthe capacitor capacity is identified, so that the parameter design of the control system is completed, and rectification operation of PWM is started.

The invention relates to a method for detecting physicochemical properties of micro and nano structures on the surface of a material, in particular to an in-situ quasi synchronous detection method for detecting physicochemical properties of micro and nano structures by adopting an atomic force microscope-ion migration spectrometer (AFM-IMS) or atomic force microscope-high-field asymmetric waveform ion mobility spectrometer (AFM-FAIMS) combined technology under the atmospheric environment. The method comprises the following steps of: scanning and imaging a detected sample on an atomic force microscope (AFM) to acquire physical property data, desorbing the chemical substances of the sample by using corona discharge, ionizing the chemical substances into charged ions, sending the charged ions to an ion migration spectrometer (IMS) or a high-field asymmetric waveform ion mobility spectrometer (FAIMS) in a mode of migrating the electric field or using artificial airflow by using a micro electromechanical interface device, performing separation and detection, and determining the chemical components. The method can directly correspondingly analyze the physical properties of the sample and the chemical components, and has in-situ (quasi) synchronous fixed point analysis function of the micro and nano structures; and the whole process is performed under the atmospheric environment, themethod has low limit on the sample, the analysis efficiency and the test efficiency are greatly improved, the operation is convenient and flexible, the volume cost is low, and the method is convenient for popularization and application in the field of material analysis and test.

The invention provides a blood viscoelasticity measurement device and a method based on a piezoresistive micro suspension bridge sensor. The device comprises a microfluid device, permanent magnets anda signal excitation detection circuit, wherein the microfluid device comprises substrates; a microchannel is carved on the upper surface of one substrate; the microchannel is provided with two inputends and an output end; the piezoresistive micro suspension bridge sensor is mounted in the microchannel; a liquid flows in and meets through the two input ends, flows through the piezoresistive microsuspension bridge sensor and flows out from the output end; the permanent magnets are placed on the two sides of the microfluid device and used for providing a constant magnetic field to the piezoresistive micro suspension bridge sensor; the signal excitation detection circuit is connected with the piezoresistive micro suspension bridge sensor and used for measuring viscoelasticity change in a blood coagulation process. The device can quickly and accurately measure the viscoelasticity of a blood sample under the condition of a smaller amount of blood and meets requirements of clinical blood coagulation detection and analysis at present.

The invention discloses a frequency converter harmonic suppression circuit, and belongs to the technical field of rectification circuits. The frequency converter harmonic suppression circuit comprisesa phase-shifting capacitor, a phase-shifting reactor, a first group of three-phase rectifier bridges, a second group of three-phase rectifier bridges, a first filter capacitor, a second filter capacitor and a boost contactor, three wire inlet ends of the alternating-current power supply of the first group of three-phase rectifier bridges are respectively connected to corresponding phase lines ofthe three-phase alternating-current power supply through three same phase-shifting capacitors; three wire inlet ends of the alternating-current power supply of the second group of three-phase rectifier bridges are respectively connected to corresponding phase lines of the three-phase alternating-current power supply through three same phase-shifting reactors; and the direct current output ends ofthe first group of three-phase rectifier bridges and the second group of three-phase rectifier bridges are connected in parallel to a frequency converter direct current bus. The frequency converter harmonic suppression circuit has the advantages of good filtering effect, convenience in installation, the small size, low cost and the like, and improves the low-voltage ride-through capability of thefrequency converter.

The invention discloses a micro-glass hemispherical resonator gyro and a wafer level preparation method thereof. The micro-glass hemispherical resonator gyro comprises a composite structure substrate; a glass hemispherical resonator; a silicon non-planar electrode embedded in the composite structure substrate; and a packaging glass shell cover; wherein the glass hemispherical resonator consists of a hemispherical shell and a self-aligned column, and the inner surface of the hemispherical shell and the surface of the self-aligned column are coated with a metal conductive layer which is led out by connecting with a silicon leading out channel through another metal layer; the silicon leading out channel and the silicon non-planar electrode are led out on the back of the composite structure substrate by a metal wire. The preparation method includes wafer-level preparing the micro-glass hemispherical resonator by using a thermal foaming process, wafer-level preparing a glass-type silicon non-planar electrode by using a hot reflux process, assembling the glass hemispherical resonator and the glass-type silicon non-planar electrode, and performing vacuum packaging. The hemispherical resonator prepared by the invention has a diameter of 1-10mm, and has high electrode resonator alignment accuracy at the same time.

The invention discloses a brushless direct current motor driving system for a capacitor-less direct-current converter. The converter is evolved from a conventional Buck converter; and in an evolution process, Buck bus capacitors are removed, and a switch tube is in parallel connection with an inductor so as to provide a continuous current circuit for the inductor at the commutation moment of a motor. The driving system employs a speed and current double closed-loop control manner, and inner and outer loops are controlled by PI regulators. According to the invention, the switch tube is subjected to PWM chopping, and charging and discharging of the inductor are controlled, so that phase currents of the brushless direct current motor are controlled. The driving topology simplifies the pre-stage topology structure of a conventional Buck circuit brushless direct current motor driving system, conventional voltage control is replaced by current control, and the driving topology is suitable for driving the brushless direct current motor whose ideal current waveforms are square waves. Compared with the Buck converter, the converter topology does not need the bus capacitors, so that the cost and size of the driving system are greatly reduced.

The invention provides an impedance source type battery energy storage power electronic conversion device. The device comprises a battery energy storage unit, a bidirectional DC / AC converter, a filtering inductor, an impedance source network, a full-control type device and a control system; the positive pole of the battery energy storage unit is connected with the positive end of the bidirectional DC / AC converter; the negative end of the bidirectional DC / AC converter is connected with the input end of the impedance source network; the output end of the impedance source network is connected with the negative pole of the battery energy storage unit, and the other two ports of the impedance source network are connected with the full-control type device; and the bidirectional DC / AC converter outputs three-phase alternating current and is connected with a power grid through the filtering inductor. With the device of the invention adopted, voltage boosting and voltage reduction transformation is realized, and direct current-side input voltage can change in a wide range; and the upper full-control type power device and lower full-control type power device of the same bridge arm in the bidirectional DC / AC converter can be switched on simultaneously, and therefore, the reliability of the work of converter is high. Dead zones are not required to be added in modulation, so that output harmonic content is low. Compared with a traditional impedance source inverter, the device can achieve bidirectional energy flow and is smaller in capacitance and voltage stress under the same voltage boosting capacity.