CN214196410U - Charging system based on natural gas pipeline pressure energy recovery - Google Patents
Charging system based on natural gas pipeline pressure energy recovery Download PDFInfo
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- CN214196410U CN214196410U CN202120156303.8U CN202120156303U CN214196410U CN 214196410 U CN214196410 U CN 214196410U CN 202120156303 U CN202120156303 U CN 202120156303U CN 214196410 U CN214196410 U CN 214196410U
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Abstract
The utility model discloses a charging system based on natural gas pipeline pressure energy recovery, which comprises a control system, a heat exchanger, a storage battery container, a rotor expander and a generator, wherein the power supply end of the rotor expander is connected with the input end of the generator, and the natural gas output end of the rotor expander is connected with the heat exchanger; the storage battery container is internally provided with a radiator, a management system, a plurality of batteries to be charged, an environment supervision mechanism and an air cooling mechanism; the storage battery container is provided with a first interface connected with a management system, the battery to be charged is provided with a second interface, and the first interface and the second interface are connected in a matching manner; the radiator is connected with the heat exchanger, and the output end of the generator is connected with the management system; the application discloses charging system, make full use of the pressure energy of natural gas to charge the battery, the low pressure low temperature natural gas of rotor expander output still can regard as the cold source of charging process heat dissipation usefulness, greatly reduced the battery charging cost.
Description
Technical Field
The utility model relates to a technical field, in particular to charging system based on natural gas line pressure energy is retrieved to natural gas line pressure energy.
Background
The pure electric vehicle adopts a battery as a power source, and has the advantages of zero pollution and zero emission; with the popularization of pure electric vehicles, supporting facilities such as power plants, power transmission and distribution facilities, charging stations, storage battery plants and the like also need to be gradually developed and improved; the existing pure electric automobile has the problems of difficult battery charging and high charging cost in the use process, so that the price of the battery is high, and adverse effects are brought to the development of the pure electric automobile.
It is seen that improvements and enhancements to the prior art are needed.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art's weak point, the utility model aims to provide a charging system based on natural gas line pressure can be retrieved, but the pressure energy of make full use of natural gas charges to the battery to dispel the heat to the charging process, greatly reduced the battery charging cost.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a charging system based on natural gas pipeline pressure energy recovery comprises a control system, a heat exchanger, a storage battery container, a rotor expander and a generator, wherein the rotor expander and the generator are respectively and electrically connected with the control system; the storage battery container is internally provided with a radiator, a management system, a plurality of batteries to be charged, and an environment supervision mechanism and an air cooling mechanism which are respectively electrically connected with the management system; the storage battery container is provided with a first interface connected with the management system, the battery to be charged is provided with a second interface, and the first interface and the second interface are connected in a matching manner; the radiator is connected with the heat exchanger, and the output end of the generator is connected with the management system.
In the charging system based on natural gas pipeline pressure energy recovery, the environment supervision mechanism comprises a temperature sensor, the temperature sensor is electrically connected with the management system, and the management system is used for adjusting the working state of the air cooling mechanism according to information fed back by the temperature sensor.
The charging system based on natural gas pipeline pressure energy recovery, the environment supervision mechanism still includes smoke sensor and alarm, smoke sensor and alarm respectively with management system electric connection.
In the charging system based on natural gas pipeline pressure energy recovery, the air cooling mechanism comprises a fan arranged in the storage battery container, and an air inlet net group and an air outlet net group which are arranged on the storage battery container, wherein the air inlet net group and the air outlet net group are oppositely arranged; the fan is electrically connected with the management system, and the management system is used for adjusting the rotating speed of the fan.
In the charging system capable of recycling pressure energy based on the natural gas pipeline, the air inlet net group comprises an inner air inlet net arranged in the storage battery container and an outer air inlet net arranged on the storage battery container, a plurality of first air inlets are formed in the outer air inlet net, a plurality of second air inlets are formed in the inner air inlet net, the first air inlets correspond to the second air inlets one by one, the first air inlets are communicated with the second air inlets through air inlet channels, and an included angle between each air inlet channel and the outer air inlet net is smaller than 90 degrees; the air-out net group is including setting up the interior air-out net in the battery container and setting up the outer wind net on the battery container, be provided with a plurality of first air outlets on the outer wind-out net, be provided with a plurality of second air outlets on the interior air-out net, first air outlet with the second air outlet one-to-one, first air outlet with the second air outlet passes through air-out passageway intercommunication, air-out passageway with contained angle between the outer wind net is less than 90.
In the charging system based on natural gas pipeline pressure energy recovery, the management system comprises a control chip, power supply switching equipment and a rectifier; the input end of the rectifier is connected with the output end of the generator, the output end of the rectifier is connected with the input end of the power supply switching equipment, and the output end of the power supply switching equipment is respectively connected with the control chip and the plurality of batteries to be charged; the control chip is also electrically connected with the environment supervision mechanism and the air cooling mechanism.
In the charging system based on natural gas pipeline pressure energy recovery, one side of the storage battery container is provided with a split door, and the split door is used for opening and closing the storage battery container.
In the charging system based on natural gas pipeline pressure energy recovery, the bottom of the storage battery container is provided with a plurality of fork inlets.
In the charging system based on natural gas pipeline pressure energy recovery, a plurality of storage cabinets are arranged in the storage battery container, each storage cabinet comprises a cabinet body and a cabinet door hinged with the cabinet body, and the cabinet body is used for placing the battery to be charged; the cabinet body is provided with a connecting hole, and a second interface of the battery to be charged penetrates through the connecting hole to be connected with the first interface in a matched mode.
The storage cabinet further comprises an electric control lock, a control panel is further arranged on the storage battery container, the electric control lock and the control panel are respectively electrically connected with the management system, and the electric control lock is used for opening or closing the cabinet door.
Has the advantages that:
the utility model provides a charging system based on natural gas pipeline pressure energy recovery, wherein, natural gas with high pressure and normal temperature is input into a rotor expander, the rotor expander is coaxially connected with a generator to output power frequency electricity so as to charge a battery to be charged in a storage battery container; the low-pressure low-temperature natural gas output by the rotor expander is input into the heat exchanger, and the low-pressure low-temperature natural gas cools a high-temperature refrigerant returned to the heat exchanger by the radiator, so that a sufficient cold source is provided for the radiator to meet the cooling requirement in the charging process; the charging system that this application disclosed, the pressure energy of make full use of the natural gas charges and cools down to the charging process to the battery, greatly reduced the battery charging cost.
Drawings
Fig. 1 is a system structure diagram of a charging system provided by the present invention;
fig. 2 is a schematic structural diagram of the storage battery container provided by the present invention;
fig. 3 is a side view of the air intake net set provided by the present invention.
Description of the main element symbols: 1-control system, 2-heat exchanger, 3-storage battery container, 31-radiator, 32-management system, 321-control chip, 322-power supply switching equipment, 323-rectifier, 33-battery to be charged, 34-environment supervision mechanism, 341-temperature sensor, 342-smoke sensor, 343-alarm, 35-air cooling mechanism, 351-air inlet network group, 3511-outer air inlet network, 3512-inner air inlet network, 3513-air inlet channel, 36-split door, 37-fork inlet, 38-storage cabinet, 39-control panel, 4-rotor expander and 5-generator.
Detailed Description
The utility model provides a charging system based on natural gas line pressure can be retrieved, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the following refers to the drawing and the embodiment is lifted the utility model discloses do further detailed description.
In the description of the present invention, it should be understood that the terms "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of description and simplification of description, and should not be construed as limiting the present invention; in addition, the terms "mounted," "connected," and the like are to be construed broadly, and those skilled in the art can understand the specific meaning of the terms in the present invention according to specific situations.
Referring to fig. 1 and 2, the present invention provides a charging system based on natural gas pipeline pressure energy recovery, including a control system 1, a heat exchanger 2, a storage battery container 3, and a rotor expander 4 and a generator 5 electrically connected to the control system 1, respectively, wherein the control system 1 can adjust the working states of the rotor expander 4 and the generator 5; the power supply end of the rotor expander 4 is connected with the input end of the generator 5, and the natural gas output end of the rotor expander 4 is connected with the heat exchanger 2; a radiator 31, a management system 32, a plurality of batteries to be charged, and an environment supervision mechanism 34 and an air cooling mechanism 35 which are electrically connected with the management system 32 respectively are arranged in the storage battery container 3, wherein the radiator 31 is used for cooling in the charging process, the management system 32 and the environment supervision mechanism 34 are used for ensuring the safe operation of the charging process, and the air cooling mechanism 35 is used for further cooling in the charging process; a first interface connected with the management system 32 is arranged on the storage battery container 3, a second interface is arranged on the battery 33 to be charged, and the first interface and the second interface are connected in a matching manner so as to charge the battery 33 to be charged; the radiator 31 is connected with the heat exchanger 2, the radiator 31 is used for realizing heat dissipation in the charging process of the storage battery container 3, the radiator 31 returns a high-temperature refrigerant to the heat exchanger 2, and the heat exchanger 2 returns a low-temperature refrigerant to the radiator 31; the output of the generator 5 is connected to the management system 32; in one embodiment, the control system 1 may be a micro control unit, the generator 5 may be a differential pressure generator, and the heat sink 31 and the heat exchanger 2 may be finned heat exchangers.
According to the charging system based on natural gas pipeline pressure energy recovery, high-pressure and normal-temperature natural gas is input into the rotor expander 4, the rotor expander 4 and the generator 5 are coaxially connected to output power frequency electricity, and therefore a battery 33 to be charged in the storage battery container 3 is charged; the low-pressure low-temperature natural gas output by the rotor expander 4 is input into the heat exchanger 2, and the low-pressure low-temperature natural gas cools a high-temperature refrigerant returned to the heat exchanger 2 by the radiator 31, so that a sufficient cold source is provided for the radiator 31 to meet the cooling requirement in the charging process; namely, the charging system disclosed by the application adopts the pressure energy of natural gas to charge the battery; in the prior art, the price of electric energy obtained by recovering natural gas pressure energy is 0.2 yuan/kw.h, while the price of electric energy obtained by a power plant is 1.2 yuan/kw.h, so that the charging cost of a battery can be greatly reduced by obtaining electric energy by adopting the pressure energy of natural gas; in addition, the low-pressure low-temperature natural gas output by the rotor expander 4 can be used for cooling the refrigerant, so that the cooling equipment required by the storage battery container 3 is simplified, the originally required cooling load of the storage battery container 3 is reduced, and the battery charging cost is further reduced.
In the actual use process, after the batteries 33 to be charged in the storage battery container 3 are charged, the connection relationship between the radiator 31 and the heat exchanger 2 and the connection relationship between the management system 32 and the generator 5 can be released, and then the storage battery container 3 is transported to the battery replacement station through a vehicle, so that the batteries of pure electric vehicles can be conveniently replaced, and the use flexibility of the storage battery container 3 is improved.
In one embodiment, the management system 32 further includes a storage battery pack disposed in the storage battery container 3, the storage battery pack is connected to the first interface, and when the storage battery container 3 is located at the battery replacement station, the storage battery pack can temporarily charge the battery 33 to be charged.
Further, referring to fig. 1, the environment monitoring mechanism 34 includes a temperature sensor 341, the temperature sensor 341 is electrically connected to the management system 32, and the management system 32 is configured to adjust the working state of the air cooling mechanism 35 according to information fed back by the temperature sensor 341; in the actual use process, the opening temperature can be set in the management system 32 in advance, and when the real-time temperature fed back by the temperature sensor 341 is higher than the opening temperature, the control device controls the air cooling mechanism 35 to start working, so that the auxiliary cooling in the charging process is realized, and the safety degree of the charging work is improved.
Further, referring to fig. 1 and fig. 2, the environment supervision mechanism 34 further includes a smoke sensor 342 and an alarm 343, and the smoke sensor 342 and the alarm 343 are electrically connected to the management system 32 respectively; in one embodiment, the alarm 343 may be a buzzer, a sound box, or other broadcasting device.
In the actual use process, when the smoke sensor 342 feeds back a signal to the management system 32, it indicates that an abnormal charging phenomenon occurs in the storage battery container 3, the management system 32 controls the storage battery container 3 to stop charging, and controls the alarm 343 to output an alarm signal to remind a worker to perform maintenance, thereby ensuring normal and safe charging.
Further, referring to fig. 1 to 3, the air cooling mechanism 35 includes a fan disposed in the storage battery container 3, and an air inlet net group 351 and an air outlet net group disposed on the storage battery container 3, where the air inlet net group 351 and the air outlet net group are disposed opposite to each other; the fan is electrically connected with the management system 32, and the management system 32 is used for adjusting the rotating speed of the fan; the management system 32 may adjust the rotation speed of the fan according to the difference between the real-time temperature fed back by the temperature sensor 341 and the preset start temperature; for example, the greater the difference between the real-time temperature and the opening temperature is, the greater the rotation speed of the fan controlled by the management system 32 is, so that the internal temperature of the storage battery container 3 is prevented from being too high, and the safe charging operation is ensured.
Further, referring to fig. 2 and 3, the air inlet net group 351 includes an inner air inlet net 3512 disposed in the storage battery container 3 and an outer air inlet net 3511 disposed on the storage battery container 3, the outer air inlet net 3511 is provided with a plurality of first air inlets, the inner air inlet net 3512 is provided with a plurality of second air inlets, the first air inlets and the second air inlets are in one-to-one correspondence, the first air inlets and the second air inlets are communicated through air inlet channels 3513, and an included angle between the air inlet channels 3513 and the outer air inlet net 3511 is smaller than 90 °; the air outlet net group comprises an inner air outlet net arranged in the storage battery container 3 and an outer air outlet net arranged on the storage battery container 3, a plurality of first air outlets are arranged on the outer air outlet net, a plurality of second air outlets are arranged on the inner air outlet net, the first air outlets and the second air outlets are in one-to-one correspondence, the first air outlets and the second air outlets are communicated through air outlet channels, and an included angle between each air outlet channel and the corresponding outer air outlet net is smaller than 90 degrees; set up air inlet channel 3513 and air-out passageway slope, can avoid outside drop of water or rainwater to get into battery container 3 inside along first air intake or first air outlet to avoid battery container 3's inside electrical component to appear the condition of unable normal work because of humidity is too high, improve the stability of battery container 3 during operation.
Further, referring to fig. 1, the management system 32 includes a control chip 321, a power supply switching device 322, and a rectifier 323; the input end of the rectifier 323 is connected with the output end of the generator 5, the output end of the rectifier 323 is connected with the input end of the power supply switching device 322, and the output end of the power supply switching device 322 is respectively connected with the control chip 321 and the plurality of batteries to be charged; the control chip 321 is further electrically connected to the environment monitoring mechanism 34 and the air cooling mechanism 35; the rectifier 323 and the power supply switching device 322 are used for processing the electric energy input by the generator 5 to ensure the stable operation of the charging operation; in one embodiment, the control chip 321 may be a micro control unit.
Further, referring to fig. 1, a side of the storage battery container 3 is provided with a split door 36, and the split door 36 is used for opening and closing the storage battery container 3; when the battery to be charged is charged, the side-by-side door 36 is in an open state, so that effective connection between the radiator 31 and the heat exchanger 2 and between the management system 32 and the generator 5 is ensured; after the charging operation is completed, the side-by-side door 36 is in a closed state, and the electric elements in the storage battery container 3 are protected; in one embodiment, referring to fig. 1, the two doors 36 include two doors, the two doors are respectively hinged to the storage battery container 3, and the two doors are respectively provided with a handle, so that a worker can open or close the two doors conveniently.
Further, referring to fig. 1, a plurality of fork inlets 37 are formed at the bottom of the storage battery container 3, and the fork inlets 37 are integrally formed with the storage battery container 3; the fork inlet 37 is arranged, so that the working personnel can use the forklift to carry the storage battery container 3 conveniently.
Further, referring to fig. 2, a plurality of storage cabinets 38 are disposed in the storage battery container 3, where each storage cabinet 38 includes a cabinet body and a cabinet door hinged to the cabinet body, and the cabinet body is used for placing the battery to be charged; a connecting hole is formed in the cabinet body, and a second interface of the battery to be charged 33 penetrates through the connecting hole to be connected with the first interface in a matched mode; the storage cabinet 38 separates the batteries to be charged, and ensures that the charging operation of each battery 33 to be charged is performed independently and efficiently.
Further, referring to fig. 2, the storage cabinet 38 further includes an electrically controlled lock, the storage battery container 3 is further provided with a control panel 39, the electrically controlled lock and the control panel 39 are respectively electrically connected to the management system 32, and the electrically controlled lock is used for opening or closing a cabinet door; the control panel 39 is used for receiving a control instruction fed back by a user and displaying information of the batteries to be charged in the storage battery container 3; when the user needs to replace the battery, the replaceable battery can be selected through the control panel 39, the control panel 39 feeds back information to the management system 32, and the management system 32 controls the opening of the electric control lock corresponding to the battery to be replaced, so that the battery can be taken out.
It is understood that equivalent substitutions or changes can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such changes or substitutions shall fall within the scope of the present invention.
Claims (10)
1. A charging system based on natural gas pipeline pressure energy recovery is characterized by comprising a control system, a heat exchanger, a storage battery container, a rotor expander and a generator, wherein the rotor expander and the generator are respectively and electrically connected with the control system; the storage battery container is internally provided with a radiator, a management system, a plurality of batteries to be charged, and an environment supervision mechanism and an air cooling mechanism which are respectively electrically connected with the management system; the storage battery container is provided with a first interface connected with the management system, the battery to be charged is provided with a second interface, and the first interface and the second interface are connected in a matching manner; the radiator is connected with the heat exchanger, and the output end of the generator is connected with the management system.
2. The natural gas pipeline pressure energy recovery-based charging system as claimed in claim 1, wherein the environmental supervision mechanism comprises a temperature sensor, the temperature sensor is electrically connected with the management system, and the management system is configured to adjust the operating state of the air cooling mechanism according to information fed back by the temperature sensor.
3. The natural gas pipeline pressure energy recovery-based charging system as claimed in claim 2, wherein the environment supervision organization further comprises a smoke sensor and an alarm, and the smoke sensor and the alarm are respectively electrically connected with the management system.
4. The charging system based on natural gas pipeline pressure energy recovery of claim 2, wherein the air cooling mechanism comprises a fan arranged in the storage battery container, and an air inlet net group and an air outlet net group which are arranged on the storage battery container, and the air inlet net group and the air outlet net group are arranged oppositely; the fan is electrically connected with the management system, and the management system is used for adjusting the rotating speed of the fan.
5. The charging system for natural gas pipeline pressure energy recovery according to claim 4, wherein the air inlet net set comprises an inner air inlet net arranged in the storage battery container and an outer air inlet net arranged on the storage battery container, a plurality of first air inlets are formed in the outer air inlet net, a plurality of second air inlets are formed in the inner air inlet net, the first air inlets and the second air inlets are in one-to-one correspondence, the first air inlets and the second air inlets are communicated through air inlet channels, and an included angle between the air inlet channels and the outer air inlet net is smaller than 90 degrees; the air-out net group is including setting up the interior air-out net in the battery container and setting up the outer wind net on the battery container, be provided with a plurality of first air outlets on the outer wind-out net, be provided with a plurality of second air outlets on the interior air-out net, first air outlet with the second air outlet one-to-one, first air outlet with the second air outlet passes through air-out passageway intercommunication, air-out passageway with contained angle between the outer wind net is less than 90.
6. The natural gas pipeline pressure energy recovery-based charging system as claimed in claim 1, wherein the management system comprises a control chip, a power supply switching device and a rectifier; the input end of the rectifier is connected with the output end of the generator, the output end of the rectifier is connected with the input end of the power supply switching equipment, and the output end of the power supply switching equipment is respectively connected with the control chip and the plurality of batteries to be charged; the control chip is also electrically connected with the environment supervision mechanism and the air cooling mechanism.
7. The natural gas pipeline pressure energy recovery-based charging system as claimed in claim 1, wherein one side of the storage battery container is provided with a split door for opening and closing the storage battery container.
8. The natural gas pipeline pressure energy recovery-based charging system as claimed in claim 1, wherein the bottom of the storage battery container is provided with a plurality of fork inlets.
9. The natural gas pipeline pressure energy recovery-based charging system as claimed in claim 1, wherein a plurality of storage cabinets are arranged in the storage battery container, each storage cabinet comprises a cabinet body and a cabinet door hinged to the cabinet body, and the cabinet body is used for placing the battery to be charged; the cabinet body is provided with a connecting hole, and a second interface of the battery to be charged penetrates through the connecting hole to be connected with the first interface in a matched mode.
10. The natural gas pipeline pressure energy recovery-based charging system as claimed in claim 9, wherein the storage cabinet further comprises an electrically controlled lock, the storage battery container is further provided with a control panel, the electrically controlled lock and the control panel are respectively electrically connected with the management system, and the electrically controlled lock is used for realizing opening or closing of a cabinet door.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120156303.8U CN214196410U (en) | 2021-01-20 | 2021-01-20 | Charging system based on natural gas pipeline pressure energy recovery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120156303.8U CN214196410U (en) | 2021-01-20 | 2021-01-20 | Charging system based on natural gas pipeline pressure energy recovery |
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| CN214196410U true CN214196410U (en) | 2021-09-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112746868A (en) * | 2021-01-20 | 2021-05-04 | 佛山玄同科技有限公司 | Charging system based on natural gas pipeline pressure energy recovery |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112746868A (en) * | 2021-01-20 | 2021-05-04 | 佛山玄同科技有限公司 | Charging system based on natural gas pipeline pressure energy recovery |
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