WO2019127887A1 - 一种加氢充电一体桩及加氢充电系统 - Google Patents
一种加氢充电一体桩及加氢充电系统 Download PDFInfo
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- WO2019127887A1 WO2019127887A1 PCT/CN2018/077113 CN2018077113W WO2019127887A1 WO 2019127887 A1 WO2019127887 A1 WO 2019127887A1 CN 2018077113 W CN2018077113 W CN 2018077113W WO 2019127887 A1 WO2019127887 A1 WO 2019127887A1
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- WIPO (PCT)
- Prior art keywords
- hydrogen
- liquid hydrogen
- liquid
- hydro
- integrated pile
- Prior art date
Links
- 239000001257 hydrogen Substances 0.000 claims abstract description 260
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 260
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 244
- 239000007788 liquid Substances 0.000 claims abstract description 142
- 238000003860 storage Methods 0.000 claims abstract description 80
- 239000000446 fuel Substances 0.000 claims abstract description 25
- 238000009834 vaporization Methods 0.000 claims abstract description 24
- 230000008016 vaporization Effects 0.000 claims abstract description 24
- 150000002431 hydrogen Chemical class 0.000 claims abstract description 17
- 238000005984 hydrogenation reaction Methods 0.000 claims description 35
- 238000004519 manufacturing process Methods 0.000 claims description 16
- 239000006200 vaporizer Substances 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/02—Current collectors for power supply lines of electrically-propelled vehicles with ice-removing device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/02—Supplying fuel to vehicles; General disposition of plant in filling stations
-
- 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
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0606—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants
- H01M8/0656—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants by electrochemical means
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Definitions
- the utility model belongs to the field of new energy, in particular to a hydrogenation charging integrated pile and a hydrogenation charging system.
- the current hydrogenation equipment is generally installed in the hydrogen refueling station.
- the user's hydrogen energy vehicle needs to add hydrogen energy, it needs to go to the hydrogen refueling station to hydrogenate, if the user's hydrogen energy vehicle uses hydrogen energy in the storage process. It is not convenient to go to the hydrogen refueling station for hydrogenation.
- the electric vehicle is used up, it is not convenient to go to the charging station for charging. Therefore, the current hydrogen refueling station still cannot conveniently provide hydrogenation services for hydrogen equipment such as hydrogen energy vehicles of users, and the charging station cannot conveniently provide charging services for electric vehicles.
- the utility model aims to provide a hydro-charged integrated pile and a hydrogenation charging system, so as to solve the problem that the hydrogen refueling station of the prior art still cannot conveniently provide hydrogenation service for hydrogen equipment of hydrogen energy vehicles and the like, and charging Stations can not easily provide charging services for electric vehicles.
- the utility model provides a hydro-charged integrated pile, which comprises a liquid hydrogen storage tank, a hydrogen conveying device, a hydrogenation machine, a liquid hydrogen vaporization module, a fuel cell stack and a charging control module. ,among them:
- a liquid hydrogen output interface of the liquid hydrogen storage tank is connected to an input end of the hydrogenation machine through the hydrogen delivery device;
- a liquid hydrogen output interface of the liquid hydrogen storage tank is connected to an input interface of the liquid hydrogen vaporization module
- the gaseous hydrogen outputted by the liquid hydrogen vaporization module is delivered to the fuel cell stack;
- the electrical energy generated by the fuel cell stack is delivered to a charge control module.
- the hydro-charged integrated pile further includes a controller
- the liquid hydrogen delivery device includes a liquid hydrogen delivery pump
- the signal input of the controller A foot is coupled to the hydrogen switch in the hydrogenator
- a signal output pin of the controller is coupled to a control pin of the liquid hydrogen transfer pump.
- the liquid hydrogen delivery device further includes a pressure relief device coupled to the liquid hydrogen delivery pump Between the same and the hydrogenator.
- the liquid hydrogen vaporization module comprises a low temperature piston pump, a liquid hydrogen vaporizer, and a solid state hydrogen storage device, wherein an input interface of the liquid hydrogen vaporizer passes the low temperature
- a piston pump is connected to the liquid hydrogen storage tank, and an output interface of the liquid hydrogen vaporizer is connected to an input interface of the solid-state hydrogen storage device, and an output interface of the solid-state hydrogen storage device is connected to a hydrogen input interface of the fuel cell stack.
- the hydro-charged integrated pile further includes a controller, and a hydrogen storage device for detecting the solid-state hydrogen storage device A sensor of a parameter, the signal output pin of the sensor being coupled to a signal input of the controller, the signal output pin of the controller being coupled to a control pin of the cryogenic piston pump.
- the senor includes one or more of a pressure sensor, a temperature sensor, and a power sensor.
- the liquid hydrogen vaporization module further includes a protection device, the protection device being disposed in the liquid hydrogen vaporizer and the Between solid state hydrogen storage devices.
- the hydro-charged integrated pile further includes a liquid flow meter disposed at an output interface of the liquid hydrogen storage tank.
- the hydrocharging integrated pile further includes a controller, a signal output pin of the liquid flow meter, and the The signal input pins of the controller are connected, and the hydro-charged integrated pile further includes a communication module for transmitting the amount of hydrogen of the charging post to the hydrogen-making station, the communication module being connected to the controller.
- the present invention provides a hydrogenation charging system, comprising the hydro-charged integrated pile according to any one of the first aspects, and a hydrogen production station, the hydrogen production station distribution model
- the same liquid hydrogen storage tank is connected to the hydro-charged integrated pile, or the liquid hydrogen of the hydrogen production station is transported to the liquid hydrogen storage tank in the hydro-charged integrated pile through a liquid hydrogen transfer pipeline and a long pipe trailer.
- the liquid hydrogen storage tank of the hydro-charged integrated pile can store more hydrogen in a liquid form, and the hydrogen in the liquid hydrogen storage tank is transported to the hydrogenator through the hydrogen conveying device, and passes through
- the hydrogenator can perform a hydrogen charging operation on a hydrogen device, such as a hydrogen energy vehicle, and the liquid hydrogen storage tank is also connected to a liquid hydrogen vaporization module, and generates a gaseous hydrogen to be transported to the fuel cell stack to generate energy for energy conversion, and then The charging operation is performed by the charging control module.
- the utility model can store liquid hydrogen in the form of a liquid hydrogen storage tank, and conveniently distributes the hydro-charged integrated piles in a distributed manner, can be flexibly arranged in the user's residence, and is convenient for the user to charge the hydrogen equipment and/or charge the electric vehicle. Improve the convenience of use.
- FIG. 1 is a schematic structural view of a hydro-charged integrated pile provided by an embodiment of the present invention
- FIG. 2 is a schematic structural view of a hydrogenation charging system provided by an embodiment of the present invention.
- the hydro-charged integrated pile of the utility model comprises a liquid hydrogen storage tank 1, a hydrogen conveying device 2, a hydrogenation machine 3, a liquid hydrogen vaporization module 4, a fuel cell stack 5 and a charging control module 6, wherein:
- a liquid hydrogen output interface of the liquid hydrogen storage tank 1 is connected to an input end of the hydrogenation machine 3 through the hydrogen delivery device 2;
- a liquid hydrogen output interface of the liquid hydrogen storage tank 1 is connected to an input interface of the liquid hydrogen vaporization module 4;
- the gaseous hydrogen outputted by the liquid hydrogen vaporization module 4 is delivered to the fuel cell stack 5;
- the electrical energy generated by the fuel cell stack 5 is delivered to the charging control module 6.
- the liquid hydrogen storage tank 1 is used for storing liquid hydrogen, and the liquid hydrogen storage tank 1 can complement the hydrogen energy source of each hydrogenation charging integrated pile by replacing the liquid hydrogen storage tank.
- the liquid hydrogen storage tank 1 can also be connected to the liquid hydrogen storage tank of the hydrogen production station through the liquid hydrogen transfer pipeline, and the hydrogen in the liquid hydrogen storage tank 1 can be carried out through the liquid hydrogen storage tank of the hydrogen production station. supply.
- the method of using the liquid hydrogen storage tank to store hydrogen in the present application has the advantages of high hydrogen storage density and small device volume, and thus the arrangement of the hydro-charged integrated pile is more flexible.
- the storage pressure of the liquid hydrogen storage tank is small, generally about 1 bar, it is safer to use.
- the purity of hydrogen in the liquid hydrogen storage tank is high, which can reach 99.999%, and the liquid hydrogen is used after vaporization, which can further improve the purity of hydrogen, and can be increased to 99.9999% or more.
- High-purity hydrogen is beneficial to improve the fuel cell stack. Use efficiency and service life.
- the hydrogen delivery device 2 is used to deliver liquid hydrogen to the hydrogenator 3.
- the liquid hydrogen delivery device may include a liquid hydrogen delivery pump that can deliver liquid hydrogen to the hydrogenation machine 3.
- the liquid hydrogen delivery device further includes a pressure relief device connected between the liquid hydrogen delivery pump and the hydrogenation machine 3. This can prevent the pressure of liquid hydrogen from being too high during the transportation process, and better ensure the safety of the hydro-charged integrated pile.
- the hydro-charged integrated pile portion further includes a controller connected to the hydrogenation switch in the hydrogenation machine 3.
- the controller can receive the hydrogenation signal of the hydrogenator 3 (the dotted line A1 in the drawing).
- the controller is also connected to the control of the liquid hydrogen transfer pump (the dotted line A2 in the figure).
- a control signal can be sent to cause the liquid hydrogen transfer pump to operate.
- the hydrogenator 3 can charge hydrogen into a hydrogen plant, such as a hydrogen energy vehicle.
- the hydrogenation machine may be a liquid hydrogen hydrogenation machine or a hydrogenation machine of gaseous hydrogen.
- a liquid hydrogen vaporization module may be disposed before the hydrogenation machine, and the liquid hydrogen vaporization module may be directly connected to the liquid hydrogen storage tank 1 to convert liquid hydrogen into Gaseous hydrogen.
- a charging circuit is further included, and the charging circuit can generate electric energy from hydrogen in the liquid hydrogen storage tank 1, including a liquid hydrogen vaporization module 4, and convert liquid hydrogen into gaseous hydrogen. .
- the gaseous hydrogen is then converted to electrical energy by a fuel cell stack 5.
- the electric energy generated by the fuel cell stack 5 is sent to a powered device, such as an electric car or the like, through the charging control module 6.
- the charging control module 6 may include a boosting module, an inverter, and the like.
- the electric energy generated by the fuel cell stack 5 can be boosted by the boosting module and then converted into alternating current electric energy by the inverter.
- the liquid hydrogen vaporization module 4 includes a low temperature piston pump, a liquid hydrogen vaporizer, and a solid state hydrogen storage device, and an input interface of the liquid hydrogen vaporizer. Connected to the liquid hydrogen storage tank 1 by the low temperature piston pump, an output interface of the liquid hydrogen vaporizer is connected to an input interface of the solid state hydrogen storage device, and an output interface of the solid hydrogen storage device and the fuel cell stack 5 The hydrogen input interface is connected.
- the liquid hydrogen can be transported to the liquid hydrogen vaporizer by the low temperature piston pump, the liquid hydrogen is vaporized by the liquid hydrogen vaporizer, and the vaporized hydrogen is sent to the solid state hydrogen storage device for storage.
- the solid state hydrogen storage device stores and releases hydrogen through a reversible adsorption process.
- the environmental parameters of the solid-state hydrogen storage device are changed, such as changing parameters such as air pressure and temperature, or changing the power loaded in the solid-state hydrogen storage device, the release pressure and release rate of the gaseous hydrogen can be controlled to satisfy the fuel cell.
- Group 5 is optimal for hydrogen conditions.
- the hydro-charged integrated pile includes a controller, and a sensor for detecting a hydrogen storage parameter of the solid-state hydrogen storage device, a signal output pin of the sensor and the controller
- the signal input is connected, and the signal output pin of the controller is connected to the control pin of the low temperature piston pump.
- the sensor detects a change in environmental parameters and transmits it to the controller (B1 dotted line in Figure 2), it can be converted to the required amount of liquid hydrogen, including the amount of hydrogen used in the fuel cell stack 5 and the absorption of the solid state hydrogen storage device.
- the operation of the low temperature piston pump is controlled accordingly (broken line B2 in Fig. 2).
- the sensor may include one or more of a pressure sensor, a temperature sensor, and a power sensor.
- the liquid hydrogen vaporization module 4 further includes a protection device disposed between the liquid hydrogen vaporizer and the solid state hydrogen storage device.
- the protection device may include an overpressure relief device, a hydrogen reflux prevention device, a temperature protection device, etc., so that the low temperature gas generated by the liquid hydrogen vaporizer can be effectively prevented from causing damage and influence on the downstream pipeline and subsequent devices.
- the hydro-charged integrated pile of the present application may further include a liquid flow meter, and the liquid flow meter may be disposed at an output interface of the liquid hydrogen storage tank 1 through The liquid hydrogen flow meter records the amount of hydrogen used in the liquid hydrogen storage tank 1, so that the new liquid hydrogen storage tank can be replenished in time, or the liquid hydrogen can be delivered from the liquid hydrogen delivery pipeline or the long pipe trailer in time.
- the signal output pin of the liquid flow meter is connected to the signal input pin of the controller, and the hydro-charged integrated pile further includes a method for transmitting the hydrogen amount of the charging post to A communication module of a hydrogen production station, the communication module being coupled to the controller.
- the communication module may be a wireless communication module, such as a 2G, 3G, 4G, 5G communication module or the like. Therefore, the information required to be supplemented by the liquid hydrogen storage tank 1 can be timely notified to the hydrogen production station.
- the present invention also provides a hydrogenation charging system, comprising the hydrogenation integrated pile described in FIG. 1, further comprising a hydrogen production station, and the hydrogen production station may include a hydrogen generation device, Hydrogen liquefier, liquid hydrogen storage tank and exhaust pipe.
- a hydrogen producing device for producing hydrogen gas the hydrogen liquefier for converting gaseous hydrogen into liquid hydrogen
- the liquid hydrogen storage tank for storing and transporting liquid hydrogen.
- the hydrogen production station may further include a liquid hydrogen delivery pipeline. The exhaust pipe is used to prevent the pressure in the hydrogen storage tank from being too high due to the slow vaporization of liquid hydrogen in the liquid hydrogen storage tank, thereby further improving the safety of the use of the hydrogen storage tank.
- the hydro-charged integrated pile of the utility model can realize high hydrogen storage density and safe hydrogen storage by using liquid hydrogen and solid-state hydrogen storage technology, and can reduce the volume and installation footprint of the hydro-charged integrated pile device, so that The hydro-charged integrated pile can be safely installed in the residential area or the home courtyard to facilitate the hydrogenation and/or charging of the residential or domestic new energy vehicles.
- the distributed arrangement of the hydrogen production station and the hydro-charged integrated pile can be adopted, so that the hydrogen production station and the equipment for charging and charging the integrated pile are separated from each other, thereby avoiding large-scale hydrogen production equipment.
- the equipment brought by the hydrogen storage device has the problems of large volume, large installation area and inflexible arrangement.
- the hydro-charged integrated pile Due to the distributed layout of the hydrogen production station and the hydro-charged integrated pile, the hydro-charged integrated pile has the characteristics of small equipment, small installation area, flexible layout, high safety and convenient use, and can be realized as a community. Or domestic hydrogen fuel cell vehicles and electric vehicles provide small-scale integrated services for hydrogenation and charging.
- the hydro-charged integrated pile of the utility model can realize complete detachment from the commercial power, and the charging service is provided for the electric vehicle by using the hydrogen energy source to generate electric vehicles, which can meet the small-scale charging demand of the residential or household electric vehicle.
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Abstract
一种加氢充电一体桩，包括液氢储罐（1）、氢输送装置（2）、加氢机（3）、液氢汽化模块（4）、燃料电池组（5）和充电控制模块（6），其中：液氢储罐（1）的液氢输出接口通过氢输送装置（2）与加氢机（3）的输入端相连；液氢储罐（1）的液氢输出接口与液氢汽化模块（4）的输入接口相连；液氢汽化模块（4）输出的气态氢输送至燃料电池组（5）；燃料电池组（5）产生的电能输送至充电控制模块（6）。该加氢充电一体桩通过液氢储罐的形式存储液氢，方便将加氢充电一体桩进行分布式设置，可灵活布置在用户住所，方便用户对用氢设备加氢和/或电动汽车充电，提高了使用的便利性。
Description
本实用新型属于新能源领域，尤其涉及一种加氢充电一体桩及加氢充电系统。
随着新能源汽车的推广，越来越多的电动汽车得到了普及应用。其中，以蓄电池提供电力的电动汽车，以及以氢气作为燃料的氢燃料电池汽车等新能源汽车最为突出。通过氢能源汽车或电动汽车的推广，和使用汽油作为动力的汽车相比，新能源汽车的尾气的排放更少，有利于提高空气的清洁度。
但是，目前的加氢设备一般设置在加氢站中，当用户的氢能源汽车需要添加氢能源时，需要前往加氢站去加氢，如果用户的氢能源汽车在存放过程中使用完氢能源，则不能方便的前往加氢站进行加氢，同样，当电动汽车的电能使用完后，不方便前往充电站进行充电。因此，目前的加氢站仍然不能方便的为用户的氢能源汽车等用氢设备提供加氢服务，以及充电站不能方便的为电动汽车提供充电服务。
本实用新型的目的在于提供一种加氢充电一体桩以及加氢充电系统，以解决现有技术的加氢站仍然不能方便的为用户的氢能源汽车等用氢设备提供加氢服务，以及充电站不能方便的为电动汽车提供充电服务的问题。
第一方面，本实用新型提供了一种加氢充电一体桩，所述加氢充电一体桩包括液氢储罐、氢输送装置、加氢机、液氢汽化模块、燃料电池组和充电控制模块，其中：
所述液氢储罐的液氢输出接口通过所述氢输送装置与所述加氢机的输入端相连；
所述液氢储罐的液氢输出接口与所述液氢汽化模块的输入接口相连；
所述液氢汽化模块所输出的气态氢输送至所述燃料电池组；
所述燃料电池组产生的电能输送至充电控制模块。
结合第一方面，在第一方面的第一种可能实现方式中，所述加氢充电一体桩还包括控制器，所述液氢输送装置包括液氢输送泵，所述控制器的信号输入引脚与所述加氢机中的加氢开关相连，所述控制器的信号输出引脚与所述液氢输送泵的控制引脚相连。
结合第一方面的第一种可能实现方式，在第一方面的第二种可能实现方式中，所述液氢输送装置还包括泄压装置，所述泄压装置连接在所述液氢输送泵与所述加氢机之间。
结合第一方面，在第一方面的第三种可能实现方式中，所述液氢汽化模块包括低温活塞泵、液氢汽化器和固态储氢装置，所述液氢汽化器的输入接口通过所述低温活塞泵与所述液氢储罐相连，所述液氢汽化器的输出接口与所述固态储氢装置的输入接口相连，所述固态储氢装置的输出接口与燃料电池组的氢气输入接口相连。
结合第一方面的第三种可能实现方式，在第一方面的第四种可能实现方式中，所述加氢充电一体桩还包括控制器、以及用于检测所述固态储氢装置的储氢参数的传感器，所述传感器的信号输出引脚与所述控制器的信号输入相连，所述控制器的信号输出引脚与所述低温活塞泵的控制引脚相连。
结合第一方面的第四种可能实现方式，在第一方面的第五种可能实现方式中，所述传感器为包括压力传感器、温度传感器和功率传感器中一种或者多种。
结合第一方面的第三种可能实现方式，在第一方面的第六种可能实现方式中，所述液氢汽化模块还包括保护装置，所述保护装置设置在所述液氢汽化器与所述固态储氢装置之间。
结合第一方面，在第一方面的第七种可能实现方式中，所述加氢充电一体桩还包括液体流量计，所述液体流量计设置在所述液氢储罐的输出接口。
结合第一方面的第七种可能实现方式，在第一方面的第一种可能实现方式中，所述加氢充电一体桩还包括控制器，所述液体流量计的信号输出引脚与所述控制器的信号输入引脚相连，所述加氢充电一体桩还包括用于将充电桩的用氢量发送至制氢站的通信模块，所述通信模块与所述控制器相连。
第二方面，本实用新型提供了一种加氢充电系统，所述加氢充电系统包括第一方面任一项所述的加氢充电一体桩，以及制氢站，所述制氢站配送型号相同的液氢储罐至所述加氢充电一体桩，或者通过液氢输送管道、长管拖车将所述制氢站的液氢输送至所述加氢充电一体桩中的液氢储罐。
在本实用新型中，所述加氢充电一体桩的液氢储罐可以以液态的形式存储较多的氢，将所述液氢储罐中的氢通过氢输送装置输送至加氢机，通过所述加氢机可以对用氢设备，比如氢能源汽车进行充氢操作，所述液氢储罐还与液氢汽化模块相连，通过生成气态氢输送至燃料电池组进行能源转换生成电能，然后由充电控制模块进行充电操作。本实用新型可以通过液氢储罐的形式存储液氢，方便将加氢充电一体桩进行分布式设置，可灵活的布置在用户住所，方便用户对用氢设备加氢和/或电动汽车充电，提高了使用的便利性。
图1是本实用新型实施例提供的加氢充电一体桩的结构示意图；
图2是本实用新型实施例提供的加氢充电系统的结构示意图。
为了使本实用新型的目的、技术方案及有益效果更加清楚明白，以下结合附图及实施例，对本实用新型进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本实用新型，并不用于限定本实用新型。
本实用新型所述加氢充电一体桩，包括液氢储罐1、氢输送装置2、加氢机3、液氢汽化模块4、燃料电池组5和充电控制模块6，其中：
所述液氢储罐1的液氢输出接口通过所述氢输送装置2与所述加氢机3的输入端相连；
所述液氢储罐1的液氢输出接口与所述液氢汽化模块4的输入接口相连；
所述液氢汽化模块4所输出的气态氢输送至所述燃料电池组5；
所述燃料电池组5产生的电能输送至充电控制模块6。
具体的，所述液氢储罐1用于存储液态的氢，所述液氢储罐1可以通过更换液氢储罐的方式，实现对各个加氢充电一体桩的氢能源的补充。当然，所述液氢储罐1也可以通过液氢输送管道，与制氢站的液氢储罐相连，通过制氢站的液氢储罐，对所述液氢储罐1中的氢进行补给。相对于目前加氢站的高压气态储氢方式，本申请中采用液氢储罐储氢的方式，具有储氢密度高，装置体积小的优点，因而加氢充电一体桩的布置也更加灵活。同时，由于液氢储罐的储存压力小，一般为1bar左右，因而使用更为安全。其次，液氢储罐中的氢纯度高，可以达到99.999%，并且，液氢在汽化后使用，可以进一步提高氢的纯度，可以提高至99.9999%以上，高纯度的氢有利于提高燃料电池组的使用效率和使用寿命。
所述氢输送装置2用于将液态氢输送至加氢机3。具体的一种实施方式中，所述液氢输送装置可以包括液氢输送泵，可以将液氢输送至加氢机3。可选的一种实施方式中，所述液氢输送装置还包括泄压装置，所述泄压装置连接在所述液氢输送泵与所述加氢机3之间。这样可以防止液氢在输送过程中压力过高，更好的保证加氢充电一体桩的安全性。
如图2所示的加氢充电一体桩部分，所述加氢充电一体桩还包括控制器，所述控制器与所述加氢机3中的加氢开关相连。当打开加氢开关时，所述控制器可以接收到加氢机3的加氢信号（图示中的A1虚线）。并且所述控制器还与液氢输送泵的控制相连（图示中的A2虚线）。当控制器接收到所述加氢机3的加氢信号时，可以发送控制信号，使得所述液氢输送泵工作。
所述加氢机3可以将氢充入用氢设备，比如氢能源汽车等。所述加氢机可以为液态氢加氢机，也可以为气态氢的加氢机。当所述加氢机为气态氢的加氢机时，可在所述加氢机之前设置液氢汽化模块，所述液氢汽化模块可以直接与液氢储罐1相连，使得液态氢转化为气态氢。
在本实用新型所述加氢充电一体桩中，还包括充电回路，所述充电回路可以由液氢储罐1中的氢生成电能，包括液氢汽化模块4，将液氢转化为气态的氢气。然后通过燃料电池组5，将所述气态的氢气转化为电能。当需要充电时，通过充电控制模块6，将所述燃料电池组5产生的电能输送至用电设备，比如电动汽车等。所述充电控制模块6可以包括升压模块、逆变器等。通过升压模块可以将燃料电池组5产生的电能进行升压，然后通过逆变器转化为交流电能。
优选的一种实施方式中，如图2所示的加氢充电一体桩部分，所述液氢汽化模块4包括低温活塞泵、液氢汽化器和固态储氢装置，所述液氢汽化器的输入接口通过所述低温活塞泵与所述液氢储罐1相连，所述液氢汽化器的输出接口与所述固态储氢装置的输入接口相连，所述固态储氢装置的输出接口与燃料电池组5的氢气输入接口相连。
通过低温活塞泵可以将液氢输送至液氢汽化器中，由所述液氢汽化器对液氢进行汽化，并将汽化后的氢气送入固态储氢装置进行存储。所述固态储氢装置通过可逆的吸附过程对氢气进行存储和释放。当改变所述固态储氢装置的环境参数，比如改变气压、温度等参数，或者改变加载在所述固态储氢装置的功率时，可以控制气态氢的释放压力和释放速率等，从而满足燃料电池组5最佳用氢条件。
优选的一种实施方式中，所述加氢充电一体桩包括控制器、以及用于检测所述固态储氢装置的储氢参数的传感器，所述传感器的信号输出引脚与所述控制器的信号输入相连，所述控制器的信号输出引脚与所述低温活塞泵的控制引脚相连。当传感器检测到环境参数改变并传送至控制器（图2中的B1虚线），可以相应的转换为液氢的可需要量，包括燃料电池组5的用氢量以及固态储氢装置的吸收量，从而相应的控制低温活塞泵的运行（图2中的B2虚线）。所述传感器可以包括压力传感器、温度传感器和功率传感器中一种或者多种。
另外，作为本申请优选的实施方式中，所述液氢汽化模块4还包括保护装置，所述保护装置设置在所述液氢汽化器与所述固态储氢装置之间。所述保护装置可以包括超压泄压保护装置、防止氢气回流装置、温度保护装置等，从而可以有效的防止液氢汽化器产生的低温气体对下游管道以及后续装置造成损害和影响。
为了有效的保证液氢储罐1中的氢量，本申请所述加氢充电一体桩还可包括液体流量计，所述液体流量计可以设置在所述液氢储罐1的输出接口，通过所述液氢流量计记录所述液氢储罐1的用氢量，从而可以及时的补充新的液氢储罐，或者及时由液氢输送管道或长管拖车配送液氢。
优选的一种实施方式中，所述液体流量计的信号输出引脚与所述控制器的信号输入引脚相连，所述加氢充电一体桩还包括用于将充电桩的用氢量发送至制氢站的通信模块，所述通信模块与所述控制器相连。所述通信模块可以为无线通信模块，比如2G、3G、4G、5G通信模块等。从而能够及时的将液氢储罐1需要补充的信息及时的通知到制氢站。
另外，本实用新型还提供了一种加氢充电系统，所述加氢充电系统包括图1所述的加氢充电一体桩，还包括制氢站，所述制氢站可以包括制氢装置、氢液化器、液氢储罐和排气管。其中，制氢装置用于生产氢气，所述氢液化器用于将气态的氢转化为液态的氢，所述液氢储罐用于对液氢进行存储和转运。可选的实施方式中，所述制氢站还可以包括液氢输送管道。所述排气管用于防止液氢储罐中由于液氢缓慢汽化造成储氢罐中压力过高，进一步提高储氢罐使用的安全性。
本实用新型所述加氢充电一体桩，由于采用液氢和固态储氢技术可以实现高储氢密度以及安全的储氢，可减小加氢充电一体桩设备的体积与安装占地面积，使得加氢充电一体桩可以安全地安装在小区或者家庭院落中，方便小区或者家用新能源汽车加氢和/或充电使用。
由于加氢充电一体桩的体积小，可以采用制氢站与加氢充电一体桩分布式布局的方式，使得制氢站与加氢充电一体桩的设备安装场地相分离，避免大规模制氢设备和储氢装置带来的设备体积大、安装占地面积大和布置不灵活等问题。由于制氢站和加氢充电一体桩分布式布局的方式，使得加氢充电一体桩具备：设备体积小、安装占地面积小，布置灵活，安全性高、方便使用等特点，可以实现为小区或家用氢燃料电池汽车和电动汽车同时提供小规模的加氢、充电的便捷式一体化服务。
另外，本实用新型所述加氢充电一体桩，可以实现完全脱离市电，利用氢能源通过燃料电池组发电为电动汽车提供充电服务，可以满足小区或家用电动汽车小规模的充电需求。
以上所述仅为本实用新型的较佳实施例而已，并不用以限制本实用新型，凡在本实用新型的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本实用新型的保护范围之内。
Claims (10)
- 一种加氢充电一体桩，其特征在于，所述加氢充电一体桩包括液氢储罐、氢输送装置、加氢机、液氢汽化模块、燃料电池组和充电控制模块，其中：所述液氢储罐的液氢输出接口通过所述氢输送装置与所述加氢机的输入端相连；所述液氢储罐的液氢输出接口与所述液氢汽化模块的输入接口相连；所述液氢汽化模块所输出的气态氢输送至所述燃料电池组；所述燃料电池组产生的电能输送至充电控制模块。
- 根据权利要求1所述的加氢充电一体桩，其特征在于，所述加氢充电一体桩还包括控制器，所述液氢输送装置包括液氢输送泵，所述控制器的信号输入引脚与所述加氢机中的加氢开关相连，所述控制器的信号输出引脚与所述液氢输送泵的控制引脚相连。
- 根据权利要求2所述的加氢充电一体桩，其特征在于，所述液氢输送装置还包括泄压装置，所述泄压装置连接在所述液氢输送泵与所述加氢机之间。
- 根据权利要求1所述的加氢充电一体桩，其特征在于，所述液氢汽化模块包括低温活塞泵、液氢汽化器和固态储氢装置，所述液氢汽化器的输入接口通过所述低温活塞泵与所述液氢储罐相连，所述液氢汽化器的输出接口与所述固态储氢装置的输入接口相连，所述固态储氢装置的输出接口与燃料电池组的氢气输入接口相连。
- 根据权利要求4所述的加氢充电一体桩，其特征在于，所述加氢充电一体桩还包括控制器、以及用于检测所述固态储氢装置的储氢参数的传感器，所述传感器的信号输出引脚与所述控制器的信号输入相连，所述控制器的信号输出引脚与所述低温活塞泵的控制引脚相连。
- 根据权利要求5所述的加氢充电一体桩，其特征在于，所述传感器为包括压力传感器、温度传感器和功率传感器中一种或者多种。
- 根据权利要求4所述的加氢充电一体桩，其特征在于，所述液氢汽化模块还包括保护装置，所述保护装置设置在所述液氢汽化器与所述固态储氢装置之间。
- 根据权利要求1所述的加氢充电一体桩，其特征在于，所述加氢充电一体桩还包括液体流量计，所述液体流量计设置在所述液氢储罐的输出接口。
- 根据权利要求8所述的加氢充电一体桩，其特征在于，所述加氢充电一体桩还包括控制器，所述液体流量计的信号输出引脚与所述控制器的信号输入引脚相连，所述加氢充电一体桩还包括用于将充电桩的用氢量发送至制氢站的通信模块，所述通信模块与所述控制器相连。
- 一种加氢充电系统，其特征在于，所述加氢充电系统包括制氢站，以及权利要求1-9任一项所述的加氢充电一体桩，所述制氢站配送型号相同的液氢储罐至所述加氢充电一体桩，或者通过液氢输送管道、长管拖车将所述制氢站的液氢输送至所述加氢充电一体桩中的液氢储罐。
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