34results about How to "Increase filling rate" patented technology

The invention provides a sampling device of a full-automatic chemiluminescent analyzer and a sampling method of the sampling device. The chemiluminescent analyzer comprises a sampling needle system, areagent needle system, a sample area, an injection area and a reagent area, wherein the sample area, the injection area and the reagent area are sequentially arranged from left to right; the samplingneedle system and the reagent needle system are fixed on a same transverse guide track; a reaction cup area perpendicular to the injection area is arranged between the reagent area and the sample area; needle cleaning devices are respectively arranged between the sample area and the injection area and the reagent area and the injection area; sampling positions of the sample area, the injection area, the reagent area and the two needle cleaning devices are on a same straight line; a sampling needle passes through sampling positions of the sample area and the injection area; a reagent needle passes sampling positions of the reagent area and the injection area. According to the sampling device of the full-automatic chemiluminescent analyzer and the sampling method of the sampling device, thesampling positions, the injection positions, grooves and a cleaning area are positioned on a same straight line, so that the injection speed is increased; the sampling positions and the injection positions are fixed, so that the error probability is reduced.

The invention discloses a copper electroplating method, which comprises the following steps: the first step, before the chemical electroplating process of the chip, the wafer groove is ultrasonically oscillated or flushed with deionized water to fill it with deionized water; the second step, Prepare the electroplating solution, the third step, the initial condition electroplating, the transition stage electroplating, and the final stage electroplating, set different parameters respectively. The present invention is used to form copper plating film on integrated circuit graphics with large size and depth, and conducts electroplating process step by step under different current density, silicon chip rotation speed, electroplating solution flow rate and silicon chip process position conditions, reducing the cost of electroplating process The required copper film thickness is shortened, thereby shortening the electroplating process time and chemical mechanical polishing process time, and saving the use of chemical consumables.

The invention relates to a formation method and an HDPCVD method for a metal interlay dielectric film layer. The HDPCVD method for the metal interlay dielectric film layer adopts a two-step deposition process; a deposition sputtering ratio D/S in the first-step deposition is smaller than the D/S in the second-step deposition; in the first-step deposition, the D/S is 2.1-3.5; the power is 2,800-3,200W; the gas flow is as follows: 100-120sccm of argon, 80-100sccm of oxygen, and 40-50sccm of SiH<4> and SiF<4> altogether; in the second-step deposition, the D/S is 5.1-7.5; the power is 2,300-2,700W; and the gas flow is as follows: 100-120sccm of argon, 160-190sccm of oxygen, and 80-90sccm of SiH<4> and SiF<4> altogether. The HDPCVD method adopts the two-step deposition process; the second-step deposition adopts relatively low power; meanwhile, the gas flow is regulated to enable the environment of an overall deposition chamber to change, thereby obviously relieving a metal angle-cutting phenomenon; meanwhile, relatively low RF power is adopted in the second-step deposition to reduce a bombardment effect, so that the deposition rate in the second-step deposition is increased, thereby improving filling rate while lowering HDP cost; and in addition, the tape-out time of a product can be obviously shortened while the capacity can be improved.

The invention relates to a quantitative charging device and method of an attitude control power system, and solves the problem of deviation caused by the charging precision of a present charging system. The device comprises a charging console, a vacuum-pumping system, a charging container, an electronic scale, a voltage stabilization system, a charging connector and a charging pipeline; the charging pipeline comprises a conveying pipe, a metal hose, a charging isolating valve, a filter and a charging solenoid valve; one end of the conveying pipe is connected with a tank of the attitude controlpower system via a charging connector, and the other of the conveying pipe is connected with the metal hose; the end, connected with the charging connector, of the charging pipe is provided with a tapping valve; the vacuum-pumping system comprises a vacuum pump, a vacuum pipe and a vacuum gauge; one end of the vacuum pipe is connected with the vacuum pump, and the other end of the vacuum pipe iscommunicated with the charging isolating valve; the voltage stabilizing system comprises an pressurized air bottle, both the charging container and the pressurized air bottle are arranged on the electronic scale, and the pressurized air bottle is communicated with the charging container; and the charging container is communicated with the conveying pipe of the charging pipe via the tapping valve of the charging container.

The invention discloses a PVC foaming plate extrusion die, and relates to the technical field of foaming plate extrusion dies. The PVC foaming plate extrusion die comprises a lower die plate and an upper die plate matched with the lower die plate, a flow-division buffer zone, a flow equalization zone and a forming die groove are arranged at the upper surface of the lower die plate in a mode of sequentially communicating with a feeding port, wherein the flow-division buffer zone comprises a buffer groove, a pair of L-shaped guide grooves communicating with the buffer groove are symmetrically formed at the positions, located on the two sides of the buffer groove, of the upper surface of the lower die plate, rectangular flow guide holes are linearly arranged on the opposite side surfaces of the pair of L-shaped guide grooves and at the ends, away from the flow-division buffer zone, of the pair of L-shaped guide grooves, a T-shaped flow guide groove communicating with the feeding port is formed in the lower surface of the upper die plate, the T-shaped flow guide groove communicates with the buffer groove and the pair of L-shaped guide grooves correspondingly, and a pair of L-shaped connection guide grooves are symmetrically fixed on the lower surface of the upper die plate. According to the PVC foaming plate extrusion die, through the lower die plate and the upper die plate which are designed, a foaming material enters the forming die groove in three directions, a PVC foaming plate is easier to form rapidly, so that the problem that the efficiency is low when an existing die isused for forming the PVC foaming plate is solved.

The present invention relates to a stage electroplating process copper electroplating method, which is characterized in that the method adopts a stage electroplating process and an electroplating solution adapted to the process to treat, wherein the process conditions of each treatment stage in the stage electroplating process treatment comprise that the silicon wafer process position is 2-10 mm, the current density is 0.2-8 A/dm<2>, the silicon wafer rotation speed is 5-50 rotation/min, the electroplating solution flow rate is 4-20 L/min, and the time is 3-500 seconds. According to the present invention, the high filling rate is ensured while the step height of the large size and large depth pattern relative to the unpatterned area is effectively reduced, and the copper film thickness required by the electroplating process is indirectly reduced under the premise of assurance of the chemical mechanical polishing process window so as to shorten the electroplating process time and the chemical mechanical polishing process time, and save chemical material consumption.

The invention discloses a vehicle-mounted gas cylinder initial pressure measuring device and method for a hydrogen refueling station. The measuring device comprises a hydrogen source, an inlet pneumatic valve, an outlet pneumatic valve, pressure sensors and a hydrogen refueling gun; the hydrogen source is connected with the hydrogen refueling gun through a pipeline A; the hydrogen refueling gun isused for being connected with a vehicle-mounted gas cylinder of a vehicle to be filled with hydrogen; the inlet pneumatic valve and the outlet pneumatic valve are both installed on the pipeline A, the inlet pneumatic valve is close to the side where the hydrogen source is located, and the outlet pneumatic valve is close to the side where the hydrogen refueling gun is located; the pressure sensorsare installed on the pipeline A and located between the inlet pneumatic valve and the outlet pneumatic valve; and the pressure sensors are used for measuring the air pressure in the pipeline A. According to the vehicle-mounted gas cylinder initial pressure measuring device and method, safety guarantee can be provided for filling of the hydrogen fuel cell vehicle, and the filling speed is increased.

The invention discloses a novel liquid seasoning filling machine which comprises a material storage tank, a cap sealing machine, a filling machine body, a transferring machine tool, a control panel, a seasoning feeder and a master control cabinet. The material storage tank is welded to the filling machine body in a closed mode. The filling machine body is welded to an underbed of the filling machine through bolts. The master control cabinet is mounted above the underbed of the filling machine. The seasoning feeder is mounted on the right side of the front portion of the filling machine body in a welded mode. The cap sealing machine is mounted on the left side of the front portion of the filling machine body in a welded mode. The transferring machine tool is fixedly mounted on the front portion of the filling machine body through bolts. The control panel is fixed to the right side of the filling machine body through bolts. By adoption of the novel liquid seasoning filling machine, the filling speed of a liquid seasoning is increased, spilling caused by collision in the filling process is avoided, the manual labor cost is reduced, meanwhile, the introduction cost is low, and economic benefits of manufacturers are maximized.

The invention relates to a control system for hydrogen switching, which comprises a gas discharging column unit, a hydrogen related pry unit, a high-pressure hydrogen storage tank and a hydrogen adding machine, the gas discharging column unit comprises a main gas discharging column, a standby gas discharging column and a hydrogen pipeline, and the standby gas discharging column is connected with the main gas discharging column through the hydrogen pipeline, so that the pipelines of the main gas discharging column and the standby gas discharging column are connected; the standby gas discharge column and the main gas discharge column both adopt the mass flow meter on the main gas discharge column, so that the equipment cost is effectively saved. Meanwhile, the main gas discharging column and the standby gas discharging column are connected with the hydrogen pipe bundle type containers through hydrogen hoses, circulation of hydrogen of the main gas discharging column and the standby gas discharging column is controlled through the pipeline control module, and therefore rapid switching between the main gas discharging column and the standby gas discharging column is completed, the two hydrogen pipe bundle type containers serve as low-pressure and medium-pressure gas sources, and the high-pressure and medium-pressure gas sources are used. And a high-pressure hydrogen storage tank in the station is matched, so that the hydrogen utilization rate is improved, the coke soup effect is reduced, and the continuity of the whole set of control system during operation is also ensured.

The invention discloses a method and a filling installation for filling a hydrogen gas into a vessel (1) having a first port (2) for passing the hydrogen gas and a second port (3) for passing a fluid, wherein the second port (3) is separate from the first port (2). In a first phase a hydraulic fluid is introduced into the vessel (1) through the second port (3) by applying pressure to the hydraulic fluid, such that the hydraulic fluid in the vessel (1) causes a hydrostatic pressure having a pre-determined value. In a second phase the hydrogen gas is introduced into the vessel (1) through the first port (2) by controlling a difference of pressure relative to a current pressure in the vessel (1) for controlling expansion of the hydrogen gas and thereby temperature inside the vessel (1), such that the vessel (1) is filled with the hydrogen gas. To that end the hydraulic fluid is removed from the vessel (1) through the second port (3).

The invention belongs to the technical field of life science and biomolecule detection, and relates to a needle tip nanopore filling device. The device comprises a centrifuge pipe and a clamp holder clamped on the centrifuge pipe in a sealed mode, wherein a liquid containing tank is integrally formed at the top of the clamp holder; and the clamp holder is in a up-down through mode, and a glass pipe with a needle tip nanopore structure is arranged in a through hole in the middle part of the clamp holder in an inserted mode. The problems that a whole glass needle tip nanopore is difficult to fill and needle tip bubbles are difficult to discharge in a glass needle tip nanopore filling method for injecting filling liquid into a micropipe by adopting a microinjector in the prior art are solved.

A foundation reinforcing method for building construction comprises the steps that natural resources under a building area are divided into a plurality of rectangular mining areas, and the interior of each mining area is divided into a rectangular working face in the trend; a top drainage roadway is constructed above each working face along the trend, and layer-crossing drilling holes are respectively constructed to the ore bed of each working face from the top drainage roadway; working face stoping is carried out after gas extraction, in the stoping process, an extraction steel pipe is lengthened from the upper end, filling and supporting are carried out, and a filling strip is formed; filling the strip mined-out areas between the filling strips of the working face, and repeating the steps until the whole mining area is mined; in the construction process, building construction is normally conducted on the ground, resource recovery and ground construction are synchronously conducted and do not interfere with each other, and the foundation is stable after resource recovery.