CN113594501A - Gas-liquid separator - Google Patents

Gas-liquid separator Download PDF

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Publication number
CN113594501A
CN113594501A CN202110840618.9A CN202110840618A CN113594501A CN 113594501 A CN113594501 A CN 113594501A CN 202110840618 A CN202110840618 A CN 202110840618A CN 113594501 A CN113594501 A CN 113594501A
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CN
China
Prior art keywords
gas
water
shell
liquid separator
filter element
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Pending
Application number
CN202110840618.9A
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Chinese (zh)
Inventor
朱天彪
刘军
房玉龙
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Shanghai Hemu New Energy Technology Co ltd
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Shanghai Hemu New Energy Technology Co ltd
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Application filed by Shanghai Hemu New Energy Technology Co ltd filed Critical Shanghai Hemu New Energy Technology Co ltd
Priority to CN202110840618.9A priority Critical patent/CN113594501A/en
Publication of CN113594501A publication Critical patent/CN113594501A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
    • H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
    • H01M8/04156—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying with product water removal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • B01D53/266—Drying gases or vapours by filtration
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Electrochemistry (AREA)
  • Fuel Cell (AREA)

Abstract

The invention discloses a gas-liquid separator which comprises an upper shell, a middle shell, a lower shell, a water outlet assembly, a filter element assembly and a controller assembly. A gas main flow passage is arranged in the upper shell, one end of the gas main flow passage is connected with an inlet of the gas-liquid separator, and the other end of the gas main flow passage is connected with an outlet of the gas-liquid separator; the upper end of the middle shell is butted with the upper shell, the lower end of the middle shell is butted with the lower shell, and the inside of the middle shell is a water diversion functional area; the upper end of the lower shell is connected with the middle shell, the lower end of the lower shell is connected with the water drainage port assembly, and a water storage functional area is arranged inside the lower shell; the water outlet assembly is positioned at the bottommost part of the gas-liquid separator and comprises a base and an electromagnetic valve, and the base is connected with a water storage area of the gas-liquid separator and used for discharging water; the filter element assembly is used for gas-liquid separation and discharging separated liquid water to the lower water storage area; the controller assembly is used for monitoring the liquid water level and controlling the water drainage. The remote active drainage and automatic drainage functions of the gas-liquid separator greatly improve the use convenience and intelligence of the gas-liquid separator.

Description

Gas-liquid separator
Technical Field
The invention relates to the technical field of new energy batteries, in particular to a gas-liquid separator.
Background
The fuel cell automobile is a new trend of future development of new energy automobiles, a fuel cell system is used as a power assembly, electric energy is generated by the principle of reaction of hydrogen and oxygen, a motor is driven to drive the whole automobile, and liquid water is the only product in the reaction process, so that the use of the whole automobile is very environment-friendly. The process of hydrogen-oxygen reaction of fuel cell system, take place on the inside proton exchange membrane material of system core spare part pile, for guaranteeing that the medium supply on the membrane is sufficient, guarantee that the reaction can fully carry out high-efficiently, need to guarantee that hydrogen and the air medium of reaction on the membrane all possess certain humidity, when carrying out the relevant test of fuel cell, need use humidification device to carry out the pre-humidification to entry medium, but the medium after the humidification can have the condensation phenomenon before getting into the pile, produce a large amount of liquid water, liquid water directly gets into fuel cell electricity core after, can lead to proton exchange membrane's flooding, fuel cell performance can descend rapidly, seriously influence battery performance and life, therefore, before the humidification medium gets into fuel cell and participates in the reaction, need set up the vapour and liquid separator, fully filter the liquid water in the medium.
Traditional vapour and liquid separator water storage space is less, and does not possess automatic drainage and remote control drainage function, and in long-time continuous test process, inside liquid water increases, submerges the filter core after the liquid level rises, can seriously influence the effect of dividing water, and periodic shutdown drainage then can lead to test equipment's stability to discount greatly.
Disclosure of Invention
The object of the present invention is to provide a gas-liquid separator that addresses the above-mentioned drawbacks of the prior art.
In order to achieve the above object, the present invention provides a gas-liquid separator comprising:
the gas main flow channel is arranged in the upper shell, one end of the gas main flow channel is connected with an inlet of the gas-liquid separator, and the other end of the gas main flow channel is connected with an outlet of the gas-liquid separator;
the upper end of the middle shell is in butt joint with the upper shell, the lower end of the middle shell is in butt joint with the lower shell, and a water distribution functional area is arranged inside the middle shell;
the upper end of the lower shell is connected with the middle shell, the lower end of the lower shell is connected with a water outlet, and a water storage functional area is arranged inside the lower shell;
the water outlet assembly is positioned at the bottommost part of the gas-liquid separator and comprises a base and an electromagnetic valve, and the base is connected with a water storage area of the gas-liquid separator and used for discharging water;
the filter element assembly is arranged in the middle shell, comprises a filter element upper cover, a sealing ring, an outer layer filter element, an inner layer filter element and a filter element lower cover, and is used for gas-liquid separation and discharging separated liquid water to a lower water storage area;
the controller assembly is arranged on the outer side of the lower shell, comprises an upper liquid level meter, a lower liquid level meter, a control panel, a communication interface and a controller shell and is used for monitoring the liquid water level and controlling drainage;
preferably, the water outlet assembly comprises a base and an electromagnetic valve, one end of the base is communicated with the water storage cavity in the lower shell, the other end of the base is communicated with an inlet of the electromagnetic valve, when the water outlet assembly works, the electromagnetic valve is in a normally closed state, the water outlet assembly is sealed, after the controller assembly sends a water drainage instruction, the electromagnetic valve is powered on and opened, and liquid water is drained through the water outlet;
preferably, the filter element upper cover is connected with the upper shell and seals the interface through a sealing ring, the filter element upper cover is provided with a hole and is communicated with the inlet of the main runner, a gas-liquid mixed medium at the inlet of the gas-liquid separator is guided to enter the interior of the filter element assembly through the hole of the filter element upper cover, and the edge of the filter element lower cover is matched with a convex part in the middle shell and is used for supporting the filter element assembly;
preferably, outer filter core and inlayer filter core are porous filter screen structure, and the inside cavity of inlayer filter core and last casing mainstream way entry intercommunication, outer filter core outer wall and last casing mainstream way export intercommunication.
Preferably, the controller assembly includes level gauge, lower level gauge, control panel, communication interface, controller shell, go up the level gauge and install on the casing down with lower level gauge, and inside water storage area intercommunication for the monitoring water level change, and give the control panel with the signal feedback, the control panel is fixed in the controller assembly, for gather the level signal and the intercommunication outlet assembly of level gauge feedback, control drainage.
Preferably, the control panel can be connected with an upper computer through the communication interface and is used for controlling power supply and remote control of the control panel.
Compared with the prior art, the invention has at least the following beneficial effects:
in the embodiment, in the initial stage, the electromagnetic valve is closed, the water outlet is sealed, the liquid level continuously rises in the testing process, the liquid level meter inside the controller assembly monitors and feeds back a liquid level signal to the control panel in real time, after the liquid level reaches the position of the upper liquid level meter, a drainage instruction is triggered, the electromagnetic valve is electrified through the controller assembly, the electromagnetic valve is opened, liquid water inside the water storage functional area is discharged, when the liquid level is monitored to fall to the position of the lower liquid level meter, a closing instruction is triggered, the controller assembly controls the electromagnetic valve to be powered off, the electromagnetic valve is closed, and the water outlet is sealed again. In the embodiment, the upper computer and the controller can be used for communication, the on-off of the hydrogen discharge valve can be remotely controlled, and the water discharge can be remotely and actively controlled in real time.
Drawings
FIG. 1 is a schematic sectional view showing the overall structure of a gas-liquid separator according to the present invention.
FIG. 2 is a schematic view showing a partial medium flow in a water-separating functional region of the gas-liquid separator of the present invention.
FIG. 3 is a schematic diagram of the water storage area of the gas-liquid separator according to the present invention.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
The present invention provides a gas-liquid separator, as shown in fig. 1, comprising: the filter comprises an upper shell 1, a middle shell 2, a lower shell 3, a water outlet assembly 4, a filter element assembly 5 and a controller assembly 6.
Wherein, a gas main flow channel is arranged in the upper shell 1, one end of the gas main flow channel is connected with an inlet of the gas-liquid separator, and the other end of the gas main flow channel is connected with an outlet of the gas-liquid separator; the upper end of the middle shell 2 is butted with the upper shell 1, the lower end is butted with the lower shell 3, and the inside of the middle shell is a water diversion functional area; the upper end of the lower shell 3 is connected with the middle shell 2, the lower end is connected with a water outlet assembly 4, and the interior is a water storage functional area; the water outlet assembly 4 is arranged at the bottommost part of the gas-liquid separator and comprises an electromagnetic valve 41 and a water drainage base 42, one end of the water drainage base 42 is communicated with the water storage cavity in the lower shell 3, and the other end of the water drainage base is communicated with an inlet of the electromagnetic valve 41.
When the water draining device works, the electromagnetic valve 41 is in a normally closed state, the water draining port assembly 4 is sealed, after the controller assembly 6 sends a water draining instruction, the electromagnetic valve 41 is controlled to be powered on and opened, and liquid water is drained through the water draining port 43; the filter element assembly 5 is arranged inside the middle shell 2 and comprises a filter element upper cover 51, a sealing ring 52, an outer layer filter element 53, an inner layer filter element 54 and a filter element lower cover 55, the filter element upper cover 51 is connected with the upper shell 1, the connector is sealed through the sealing ring 52, the edge of the filter element lower cover 55 is matched with a convex part in the middle shell and is used for supporting the filter element assembly, and meanwhile, a drain hole is formed in the filter element lower cover 55 and is used for draining water separated by the water separation area to a lower water storage area; outer filter core 53 and inlayer filter core 54 are porous filter screen structure, and the inside cavity of inlayer filter core 54 and upper housing 1 main flow path entry 11 intercommunication, outer filter core 53 outer wall and upper housing 1 main flow path export 12 intercommunication.
The controller assembly 6 is disposed outside the lower housing 3, and includes an upper level meter 61, a lower level meter 62, a control panel 63, a communication interface 64, and a controller housing 65, and is configured to monitor a liquid water level and control opening and closing of the electromagnetic valve 41 in the drain outlet assembly 4. The controller housing 65 is a square cover plate structure and is fixed on the lower housing 3 to enclose and protect the controller assembly 6.
In the initial stage, the electromagnetic valve 41 is closed, the water outlet assembly 4 is sealed, the liquid level continuously rises in the testing process, liquid level meters 61 and 62 in the controller assembly 6 monitor and feed back liquid level signals to the control board 63 in real time, after the liquid level reaches the position of the upper liquid level meter 61, a drainage instruction is triggered, the electromagnetic valve 41 is powered on through the controller assembly 6, the electromagnetic valve 41 is opened, liquid water in the water storage functional area is drained, when the liquid level is monitored to fall to the position of the lower liquid level meter 62, a closing instruction is triggered, the electromagnetic valve 41 is controlled to be powered off by the controller assembly 6, the electromagnetic valve 41 is closed, and the water outlet assembly 4 is sealed again.
In the embodiment, the upper computer can be communicated with the controller assembly 6 to remotely control the on-off of the hydrogen discharge valve 41 and remotely and actively control the water discharge in real time.
In addition, in order to further enhance the structural reliability, it is also contemplated to design the connecting ends between the upper casing 1, the middle casing 2 and the lower casing 3 with corresponding sealing and fixing structures.
The above examples are intended only to illustrate specific embodiments of the present invention. It should be noted that those skilled in the art should also realize that they fall within the scope of the present invention without departing from the spirit of the invention.

Claims (6)

1. A gas-liquid separator, comprising:
the gas main flow channel is arranged in the upper shell, one end of the gas main flow channel is connected with an inlet of the gas-liquid separator, and the other end of the gas main flow channel is connected with an outlet of the gas-liquid separator;
the upper end of the middle shell is in butt joint with the upper shell, the lower end of the middle shell is in butt joint with the lower shell, and a water distribution functional area is arranged inside the middle shell;
the upper end of the lower shell is connected with the middle shell, the lower end of the lower shell is connected with a water outlet, and a water storage functional area is arranged inside the lower shell;
the water outlet assembly is positioned at the bottommost part of the gas-liquid separator and comprises a base and an electromagnetic valve, and the base is connected with a water storage area of the gas-liquid separator and used for discharging water;
the filter element assembly is arranged in the middle shell, comprises a filter element upper cover, a sealing ring, an outer layer filter element, an inner layer filter element and a filter element lower cover, and is used for gas-liquid separation and discharging separated liquid water to a lower water storage area;
and the controller assembly is arranged on the outer side of the lower shell and used for monitoring the liquid water level and controlling drainage.
2. The gas-liquid separator according to claim 1, wherein one end of the base is communicated with the water storage cavity inside the lower housing, the other end of the base is communicated with an inlet of the electromagnetic valve, the electromagnetic valve is in a normally closed state during operation, the drain outlet assembly is sealed, and when the controller assembly sends a drain command, the electromagnetic valve is powered on and opened, and liquid water is drained through the drain outlet.
3. The gas-liquid separator according to claim 1, wherein the filter element upper cover is connected with the upper housing and sealed with an interface by a seal ring, the filter element upper cover is provided with a hole for communicating with the inlet of the main flow passage, a gas-liquid mixture at the inlet of the gas-liquid separator is guided to enter the interior of the filter element assembly through the hole of the filter element upper cover, and the edge of the filter element lower cover is matched with a convex part at the inner side of the middle housing for supporting the filter element assembly.
4. The gas-liquid separator according to claim 1 wherein both said outer and inner filter elements are of a porous screen construction, the inner chamber of the inner filter element communicating with the inlet of the main flow passage of the upper housing, and the outer wall of the outer filter element communicating with the outlet of the main flow passage of the upper housing.
5. The gas-liquid separator of claim 1, wherein the controller assembly comprises an upper level gauge, a lower level gauge, a control panel, a communication interface, a controller housing, wherein:
the upper liquid level meter and the lower liquid level meter are arranged on the lower shell, are communicated with the internal water storage area, and are used for monitoring water level change and feeding back signals to the control board;
the control panel is fixed in the controller assembly and used for collecting a liquid level signal fed back by the liquid level meter, communicating the water outlet assembly and controlling water drainage;
the controller shell is of a square cover plate structure, is fixed on the lower shell and is used for packaging and protecting the controller assembly.
6. The gas-liquid separator of claim 5, wherein the control panel is connected to an upper computer through the communication interface for controlling power supply and remote control of the control panel.
CN202110840618.9A 2021-07-25 2021-07-25 Gas-liquid separator Pending CN113594501A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110840618.9A CN113594501A (en) 2021-07-25 2021-07-25 Gas-liquid separator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110840618.9A CN113594501A (en) 2021-07-25 2021-07-25 Gas-liquid separator

Publications (1)

Publication Number Publication Date
CN113594501A true CN113594501A (en) 2021-11-02

Family

ID=78249601

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110840618.9A Pending CN113594501A (en) 2021-07-25 2021-07-25 Gas-liquid separator

Country Status (1)

Country Link
CN (1) CN113594501A (en)

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