CN210298103U - Auxiliary heating device of hydrogen buffer tank - Google Patents
Auxiliary heating device of hydrogen buffer tank Download PDFInfo
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- CN210298103U CN210298103U CN201921243078.0U CN201921243078U CN210298103U CN 210298103 U CN210298103 U CN 210298103U CN 201921243078 U CN201921243078 U CN 201921243078U CN 210298103 U CN210298103 U CN 210298103U
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- buffer tank
- tank body
- heating resistor
- heating
- hydrogen
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Abstract
The utility model discloses a supplementary heating device of hydrogen buffer tank, including the buffer tank body, heating resistor, temperature sensor, protection casing, the buffer tank body is one end open-ended drum structure with the protection casing, inside the buffer tank body was located to heating resistor, with the buffer tank body threaded connection, the junction is sealed through sealed the pad, the fixed cover in the heating resistor outside is equipped with protection casing, protection casing is located inside the buffer tank body, be full of liquid between protection casing and the heating resistor, air inlet on the buffer tank body lateral wall, gas outlet and intermediate position department are equipped with temperature sensor respectively. By adopting the auxiliary heating device, the problems of low hydrogen heating rate and low temperature control accuracy at present can be well solved, a heating water path part is omitted, and the whole cooling system is simplified; the protection casing in the heating resistor outside can prevent that the direct hydrogen contact of resistance wire from resulting in the hydrogen high temperature, takes place danger, can compromise the fast characteristics of rate of heating simultaneously again.
Description
Technical Field
The utility model relates to a heating device field, concretely relates to auxiliary heating device of hydrogen buffer tank.
Background
The hydrogen fuel engine is a highly integrated and efficient operating device, and different parts are required to meet certain performance requirements for efficient operation of the engine. Wherein, hydrogen needs to be guaranteed to work under a stable pressure and temperature, and the hydrogen pressure fluctuation can be reduced by adding a hydrogen buffer tank in a hydrogen system. The existing hydrogen fuel engine has no buffer device, a heating device is not arranged in a buffer tank, or water circulation heating is adopted, so that the heating rate is low, and accurate control cannot be realized. In this application, in order to prevent that the hydrogen that directly pours into and the hydrogen reflux pump returns from condensing and producing water or winter and freeze, research and develop a hydrogen buffer tank auxiliary heating device specially.
SUMMERY OF THE UTILITY MODEL
The utility model provides an auxiliary heating device of hydrogen buffer tank, solution that can be fine is heating rate low at present, the accurate control problem to save heating water route part, simplified whole cooling system.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides an auxiliary heating device of hydrogen buffer tank, includes the buffer tank body, heating resistor, temperature sensor, heating resistor sets firmly in the internal portion of buffer tank, the buffer tank body is one end open-ended drum structure, has seted up air inlet and gas outlet on the buffer tank lateral wall, and air inlet and gas outlet department are equipped with temperature sensor respectively.
Preferably, a protective shell is fixedly sleeved on the outer side of the heating resistor, the protective shell is in a thin-wall cylindrical shape with one open end and is located in the buffer tank body, and liquid is filled between the protective shell and the heating resistor.
Preferably, the heating resistor comprises a connecting seat and a resistance wire, one end of the connecting seat is connected with a power line, the other end of the connecting seat is in a stepped cylindrical shape, a large-diameter section of the connecting seat is located between the power line and a small-diameter section, the small-diameter section is in threaded connection with the opening end of the protective shell, the large-diameter section is in threaded connection with the opening end of the buffer tank body, and the resistance wire is fixedly arranged at one end of the small-diameter section on the connecting seat and extends to the interior of the buffer.
Preferably, the connection seat and the buffer tank body and the connection seat and the protection shell are sealed through sealing gaskets respectively.
Preferably, the resistance wire is spiral.
Preferably, the air inlet and the air outlet on the side wall of the buffer tank body are respectively provided with an air inlet seat and an air outlet seat, and the air inlet seat and the air outlet seat are respectively provided with a temperature sensor.
Preferably, a hole is formed in the middle of the side wall of the buffer tank body, and a temperature sensor is arranged in the hole.
Due to the structure, the beneficial effects of the utility model reside in that:
1. adopt this auxiliary heating device, heat the internal hydrogen of buffer tank through heating resistor, adopt the setting at the buffer tank intermediate position simultaneously, it advances, the internal hydrogen temperature of buffer tank is come real-time supervision to the temperature sensor of exit position, adjust the size of heating resistor calorific capacity according to the temperature information who transmits through fuel cell engine controller, thereby guarantee that hydrogen maintains suitable temperature all the time, it is low to adopt the present hydrogen rate of heating of solution that this kind of mode can be fine, the accurate lower problem of temperature control, and saved heating water route part, whole cooling system has been simplified.
2. The heating resistor outside is equipped with the protection casing, can enough prevent that the direct hydrogen contact of resistance wire leads to the hydrogen high temperature, takes place danger, can compromise the fast characteristics of rate of heating simultaneously again.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
Fig. 1 and fig. 2 are schematic diagrams of the overall structure of the auxiliary heating device of the present invention;
fig. 3 and 4 are schematic structural views of the buffer tank body of the present invention;
fig. 5 and 6 are schematic structural views of the protective casing of the present invention;
fig. 7 and 8 are schematic structural diagrams of the heating resistor of the present invention.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 8, the present embodiment provides an auxiliary heating device for a hydrogen buffer tank, including a buffer tank body 1, a heating resistor 2, and a temperature sensor 3, the heating resistor 2 is fixedly disposed inside the buffer tank body 1, the buffer tank body 1 is a cylinder structure with an open end, an air inlet 11 and an air outlet 12 are disposed on a side wall of the buffer tank body 1, and the air inlet 11 and the air outlet 12 are respectively provided with the temperature sensor 3.
The fixed cover in heating resistor 2 outside is equipped with protective housing 4, and protective housing 4 is one end open-ended thin wall cylindricly, is located the buffer tank body 1 inside, is full of liquid between protective housing 4 and the heating resistor 2, and liquid can be water or other liquid.
The connection seat 21 and the buffer tank body 1 and the connection seat 21 and the protective shell 4 are respectively sealed through sealing gaskets 6, so that the safety during resistance heating is improved.
This heating device during operation heats through heating resistor 2 to the liquid between heating resistor 2 and the protection casing 4, and rethread protection casing 4 gives the hydrogen of the 1 inside of buffer tank body with heat transfer, and then heats hydrogen, adopts this kind of heating methods, can enough prevent that the resistance wire is direct to lead to the hydrogen high temperature with the hydrogen contact, takes place danger, can compromise the fast characteristics of rate of heating simultaneously again. In the whole process, the temperature sensor 3 arranged in the middle of the buffer tank body 1 monitors the temperature of hydrogen in the buffer tank body 1 in real time at the inlet and outlet positions, and transmits data to the fuel cell engine controller, and the controller adjusts the heating value of the heating resistor according to the temperature, so that the hydrogen is always maintained at a proper temperature. The heating device can optimize the parameters of the hydrogen, such as temperature, pressure and the like, and further improve the power generation efficiency of the fuel cell stack.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an auxiliary heating device of hydrogen buffer tank which characterized in that: including the buffer tank body, heating resistor, temperature sensor, heating resistor sets firmly in the internal portion of buffer tank, the buffer tank body is one end open-ended drum structure, has seted up air inlet and gas outlet on the buffer tank lateral wall, and air inlet and gas outlet department are equipped with temperature sensor respectively.
2. The auxiliary heating apparatus according to claim 1, characterized in that: the fixed cover in heating resistor outside is equipped with protective housing, and protective housing is one end open-ended thin wall cylindricly, is located the buffer tank internal portion, is full of liquid between protective housing and the heating resistor.
3. The auxiliary heating apparatus according to claim 2, characterized in that: the heating resistor comprises a connecting seat and a resistance wire, one end of the connecting seat is connected with a power wire, the other end of the connecting seat is in a stepped cylindrical shape, a large-diameter section of the connecting seat is located between the power wire and the small-diameter section, the small-diameter section is in threaded connection with the opening end of the protective shell, the large-diameter section is in threaded connection with the opening end of the buffer tank body, and the resistance wire is fixedly arranged at one end of the small-diameter section on the connecting seat and extends to the.
4. The auxiliary heating apparatus according to claim 3, characterized in that: and the connecting seat and the buffer tank body and the connecting seat and the protective shell are respectively sealed by sealing gaskets.
5. The auxiliary heating apparatus according to claim 3, characterized in that: the resistance wire is spiral.
6. The auxiliary heating apparatus according to claim 1, characterized in that: and an air inlet seat and an air outlet seat are respectively arranged at the air inlet and the air outlet on the side wall of the buffer tank body, and temperature sensors are respectively arranged on the air inlet seat and the air outlet seat.
7. The auxiliary heating apparatus according to claim 1, characterized in that: a hole is formed in the middle of the side wall of the buffer tank body, and a temperature sensor is arranged in the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921243078.0U CN210298103U (en) | 2019-08-02 | 2019-08-02 | Auxiliary heating device of hydrogen buffer tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921243078.0U CN210298103U (en) | 2019-08-02 | 2019-08-02 | Auxiliary heating device of hydrogen buffer tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210298103U true CN210298103U (en) | 2020-04-10 |
Family
ID=70061069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921243078.0U Active CN210298103U (en) | 2019-08-02 | 2019-08-02 | Auxiliary heating device of hydrogen buffer tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210298103U (en) |
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2019
- 2019-08-02 CN CN201921243078.0U patent/CN210298103U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230511 Address after: 430000 No.1 general aviation and satellite Industrial Park, Wuhan Economic and Technological Development Zone, Hubei Province Patentee after: WUHAN XIONGTAO HYDROGEN FUEL CELL TECHNOLOGY Co.,Ltd. Address before: 037000 Yunzhou Street 1169, Datong Development Zone, Shanxi Province Patentee before: Datong Hydrogen Xiongyunding Hydrogen Energy Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |