WO2021115354A1 - 一种加氢站加氢预冷控制方法及系统 - Google Patents
一种加氢站加氢预冷控制方法及系统 Download PDFInfo
- Publication number
- WO2021115354A1 WO2021115354A1 PCT/CN2020/135062 CN2020135062W WO2021115354A1 WO 2021115354 A1 WO2021115354 A1 WO 2021115354A1 CN 2020135062 W CN2020135062 W CN 2020135062W WO 2021115354 A1 WO2021115354 A1 WO 2021115354A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- hydrogen
- hydrogenation
- temperature
- hydrogen refueling
- cooling
- Prior art date
Links
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 190
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 190
- 239000001257 hydrogen Substances 0.000 title claims abstract description 190
- 238000001816 cooling Methods 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000005984 hydrogenation reaction Methods 0.000 claims description 66
- 238000005057 refrigeration Methods 0.000 claims description 23
- 239000003507 refrigerant Substances 0.000 claims description 14
- 238000004590 computer program Methods 0.000 claims description 6
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000000446 fuel Substances 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/002—Automated filling apparatus
- F17C5/007—Automated filling apparatus for individual gas tanks or containers, e.g. in vehicles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C9/00—Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/004—Details of vessels or of the filling or discharging of vessels for large storage vessels not under pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/06—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with compressed gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C6/00—Methods and apparatus for filling vessels not under pressure with liquefied or solidified gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/012—Hydrogen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0107—Single phase
- F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
- F17C2223/036—Very high pressure (>80 bar)
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2225/00—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel
- F17C2225/01—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel characterised by the phase
- F17C2225/0107—Single phase
- F17C2225/0123—Single phase gaseous, e.g. CNG, GNC
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2225/00—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel
- F17C2225/03—Handled fluid after transfer, i.e. state of fluid after transfer from the vessel characterised by the pressure level
- F17C2225/036—Very high pressure, i.e. above 80 bars
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/03—Heat exchange with the fluid
- F17C2227/0337—Heat exchange with the fluid by cooling
- F17C2227/0341—Heat exchange with the fluid by cooling using another fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/03—Heat exchange with the fluid
- F17C2227/0367—Localisation of heat exchange
- F17C2227/0388—Localisation of heat exchange separate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
- F17C2227/04—Methods for emptying or filling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/03—Control means
- F17C2250/032—Control means using computers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/03—Control means
- F17C2250/034—Control means using wireless transmissions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/043—Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/0439—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/06—Controlling or regulating of parameters as output values
- F17C2250/0605—Parameters
- F17C2250/0631—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/02—Improving properties related to fluid or fluid transfer
- F17C2260/023—Avoiding overheating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/02—Improving properties related to fluid or fluid transfer
- F17C2260/025—Reducing transfer time
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2265/00—Effects achieved by gas storage or gas handling
- F17C2265/06—Fluid distribution
- F17C2265/065—Fluid distribution for refueling vehicle fuel tanks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0134—Applications for fluid transport or storage placed above the ground
- F17C2270/0139—Fuel stations
-
- 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
- Y02E60/32—Hydrogen storage
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/45—Hydrogen technologies in production processes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
一种加氢站加氢预冷控制方法及系统,其中控制方法包括以下步骤:1)获取储氢瓶的初始温度数据和初始压力数据;2)根据所述初始温度数据和初始压力数据,以及设定的加氢量,计算设定速率的模式下产生的热量值Q 1以及加氢至设定温度上限T 0时产生的热量值Q 2;比较Q 1和Q 2的大小,当Q 1<Q 2时,不启动冷冻机组;Q 1>Q 2时,启动冷冻机组。冷冻机组的启闭状态可以根据储氢瓶的温度和压力调节,避免了因盲目将冷冻机组设定在一个不变且较低的预冷温度时所带来的能耗浪费问题,实现了对加氢速度和能耗的兼顾。
Description
本发明涉及一种加氢站加氢预冷控制方法及系统,属于新能源领域。
加氢站是给燃料电池汽车充装氢气的专门场所。其主要设备包括:卸气柱、氢气压缩机、加氢机、蓄能器(即储氢罐)、站控系统。氢气经过压缩机增压后进入加氢机,通过加氢机加注到燃料电池汽车的车载储氢瓶中。加氢站常常通过低压、中压、高压三种压力进行加注的方式进行加氢,氢气通过电磁阀在储氢瓶膨胀,由于氢气的焦—汤效应,加注速度快,车载储氢系统不能及时散热,导致储氢瓶温度超过最高工作温度。目前国际上通用的碳纤维铝内胆缠绕氢气瓶最高工作温度为85℃,实际应用中发现,当夏季环境温度较高时,储氢瓶和加注的氢气初始温度较高,加氢速率过快会导致储氢瓶温度超过此最高工作温度,存在储氢瓶损坏,氢气泄漏等风险。
为了保证储氢瓶的温度不至于超过最高工作温度,现有的解决方法主要分为两种,其中一种方法是将冷冻机组设定在一个不变且较低的预冷温度;此方法虽然可以达到预冷效果,但与氢气实际预冷需求的换热量相比存在较大的能耗浪费;另一种方法是以一个较低的加氢速率给燃料电池汽车加氢;此方法虽然可以避免储氢瓶的温升过快,但是加氢速度较慢,加氢时间较长,效率较低。
发明内容
本发明的目的在于提供一种加氢站加氢预冷控制方法及系统,以解决现有加氢站无法兼顾加氢速度和能耗的问题。
为实现上述目的,本发明提出一种加氢站加氢预冷控制方法,包括以下步骤:
1)获取储氢瓶的初始温度数据和初始压力数据;
2)根据所述初始温度数据和初始压力数据,以及设定的加氢量,计算加氢机以最大速率加氢产生的热量值Q
1以及加氢至储氢瓶达到设定温度上限T
0时产生的热量值Q
2;比较Q
1和Q
2的大小,当Q
1<Q
2时,不启动冷冻机组,控制加氢机以最大速率加氢;Q
1>Q
2时,启动冷冻机组;
或者根据所述初始温度数据和初始压力数据,以及设定的加氢量,计算加氢机以最大速率加氢时储氢瓶预计达到的温度T;比较T和储氢瓶的设定温度上限T
0的大小, 当T<T
0时,不启动冷冻机组,控制加氢机以最大速率加氢;T>T
0时,启动冷冻机组。
另外,本发明还提出一种加氢站加氢预冷控制系统,包括加氢站控制系统、加氢机和冷冻机组,所述加氢站控制系统控制连接所述加氢机和冷冻机组;所述加氢站控制系统包括存储器、处理器以及存储在所述存储器中并可在处理器上运行的计算机程序,所述加氢站控制系统用于通信连接车辆的氢系统控制器,以获取储氢瓶的温度和压力;所述处理器在执行所述计算机程序时实现上述加氢站加氢预冷控制方法。
上述控制方法和系统的有益效果是:在以设定速率的模式加氢时,根据储氢瓶的初始温度和初始压力调节冷冻机组的启闭状态,避免了因盲目将冷冻机组设定在一个不变且较低的预冷温度时所带来的能耗浪费问题,以及便于对加氢速率的掌控,有利于提高加氢速率,实现了对加氢速度和能耗的兼顾。
进一步的,所述控制方法和系统中,启动冷冻机组后,将冷冻机组的预冷温度设置为t
2,t
2小于等于t;其中,t根据公式Q
1-Q
2=c×m×(t-t
1)计算得到,c为冷冻机组的冷媒的比热容,m为冷冻机组的冷媒流量,t
1为冷冻机组的冷媒的默认温度,t为冷冻机组的冷媒的预冷温度。
进一步的,所述控制方法和系统中,所述加氢站加氢预冷方法还包括以下步骤:在加氢机以最大速率加氢过程中,计算在设定时间内的储氢瓶的压强和温度的变化值比值
并根据
的大小调节加氢模式以及冷冻机组的工作状态。
进一步的,所述控制方法和系统中,所述加氢机以最大速率加氢是指在设定氢源和设定阀门开度的控制条件下以最大能力进行加氢。
进一步的,所述控制方法和系统中,所述设定氢源为高压源,所述设定阀门开度 为最大阀门开度。
图1为本发明加氢站加氢预冷控制方法实施例1中氢气加注系统示意图。
加氢站加氢预冷控制方法实施例1:
如图1所示,右侧为加氢站,左侧为燃料电池车辆。加氢站包括储氢罐、冷冻机组、加氢机、加氢枪和控制系统;控制系统与冷冻机组相连,用于控制冷冻机组的启闭状态以及开启状态下的预设温度;控制系统与加氢机相连,用于控制加氢速度。
燃料电池车辆包括储氢瓶和氢系统控制器;本实施例中加氢站的控制系统与氢系统控制器通过红外方式通信连接,用于通过氢系统控制器获取车辆储氢瓶的压力和温度信息。本实施例加氢站加氢预冷控制方法的核心思想是:基于获取的车辆储氢瓶的压力和温度信息,对冷冻机组的工作状态和加氢机的加氢速度进行优化控制。
加氢站加氢预冷控制方法的主要步骤如下:
加氢站的控制系统从车辆的氢系统控制器获取储氢瓶的初始温度数据和初始压力数据,然后基于该初始温度数据和初始压力数据,以及加氢量,计算出以最大速率的模式加氢产生的热量Q
1与加氢至氢瓶温度为70℃时产生的热量Q
2,然后对Q
1,Q
2进行对比。
若Q
1<Q
2,控制系统则不启动冷冻机组,直接控制加氢机以最大速率的模式进行加氢。
若Q
1>Q
2,则由氢气需求换热量的计算公式计算出需要设定的冷冻机组温度t(对氢气预冷的氢气预冷温度;冷冻机组通过冷媒与管路内氢气进行换热预冷,因此t也指冷冻机组的冷媒的预冷温度),控制系统启动冷冻机组,温度设定为t,然后控制系统控制加氢机以最大速率的模式开始加氢。在以最大速率的模式加氢的过程中,计算在设定时间内的车辆的压强和温度的变化值比值并与控制系统内设定的额定值进行比较,当
时,控制系统降低冷冻机组的氢气预冷温度,同时以低于最大速率的模式加氢,当
时,控制系统提高冷冻机组的氢气预冷温度,以最大速率的模式加氢,当
时,预冷温度不变,以最大速率的模式加氢,直至加氢结束。式中,ΔP为加氢过程中氢瓶第n+Δn秒的压力与第n秒的压力的差值,ΔP=P
n+Δn-P
n,ΔT为加氢过程中氢瓶第n+Δn秒的温度与第n秒的温度的差值,ΔT=T
n+Δn-T
n;其中
P
max为氢瓶的最高允许充装压力,P
min为氢瓶的最低允许充装压力,T
max为氢瓶最高允许工作温度,T
h为当地最低环境温度,T
l为当地最高环境温度。
氢气需求换热量的计算公式如下:
Q
1-Q
2=c×m×(t-t
1)
Q
1——燃料电池车以最大速率加满氢气所产生的热量,J;
Q
2——当加满氢气氢瓶温度在70℃时,所产生的热量,J;
c——冷媒的比热容,J/(kg℃);
m——冷媒流量,kg;
t——冷媒的设定温度,℃;
t
1——冷媒的默认温度,℃。
所谓最大速率的模式,不是指以固定的某个速率加氢,而是始终以最大能力进行加氢,限制加氢速率的因素主要包括气源(低压源、中压源、高压源)的压力和加氢机流量控制(例如,可以通过阀门开度控制流量)等控制条件。本实施例中以高压源和最大阀门加氢为例,是为了获得加氢站在以最大速率的模式加氢的情况下的控制策略,是以加氢时间最短为目的的。作为其他实施方式,也可以以低压源或中压源或其他阀门开度进行计算和加氢控制。
本实施例计算的是与氢气瓶温度为70℃对应的Q
2,作为其他实施方式,也可以以相对70℃较小或较大的温度计算Q
2,这种情况下控制冷冻机组和加氢机的思想没变,只是物理含义的变化而已。
本实施例中Q
1和Q
2可基于热量计算公式,利用软件模拟或实验或计算得到,本实施例不再对此进行说明。
加氢站加氢预冷控制方法实施例2:
本实施例与加氢站加氢预冷控制方法实施例1的区别之处在于:加氢站加氢预冷控制方法实施例1是基于换热量Q
1和Q
2实现的控制;而本实施例是根据初始温度数据和初始压力数据,以及加氢量,计算以最大速率的模式加氢时储氢瓶预计达到的温度T,并根据温度T与70℃的大小关系控制冷冻机组的启闭状态,具体的,当T<70℃时,不启动冷冻机组,可直接以最大速率的模式加氢;T>70℃时,不能直接以最大速率的模式加氢,需启动冷冻机组。
在以最大速率的模式加氢的过程中,计算在设定时间内的车辆的压强和温度的变化值比值并与控制系统内设定的额定值进行比较,当
时,控制系统降低冷冻机组的氢气预冷温度,同时以低于最大速率的模式加氢,当
时,控制系统提高冷冻机组的氢气预冷温度,以最大速率的模式加氢,当
时,预冷温度不变,以最大速率的模式加氢,直至加氢结束。式中,ΔP为加氢过程中氢瓶第n+Δn秒的压力与第n秒的压力的差值,ΔP=P
n+Δn-P
n,ΔT为加氢过程中氢瓶第n+Δn秒的温度与第n秒的温度的差值,ΔT=T
n+Δn-T
n;其中
P
max为氢瓶的最高允许充装压力,P
min为氢瓶的最低允许充装压力,T
max为氢瓶最高允许工作温度,T
h为当地最低环境温度,T
l为当地最高环境温度。
本实施例以氢气瓶温度为70℃为例进行比较,作为其他实施方式,也可以根据需求重新设定该温度值。
加氢站加氢预冷控制系统实施例:
本实施例的加氢站加氢预冷控制系统,包括加氢站控制系统、加氢机和冷冻机组,所述加氢站控制系统控制连接所述加氢机和冷冻机组;所述加氢站控制系统包括存储器、处理器以及存储在所述存储器中并可在处理器上运行的计算机程序,所述加氢站控制系统用于通信连接车辆的氢系统控制器,以获取储氢瓶的温度和压力;所述处理器在执行所述计算机程序时实现加氢站加氢预冷控制方法实施例中的加氢站加氢预冷控制方法。
加氢站加氢预冷控制方法已经在加氢站加氢预冷控制方法实施例中进行了介绍,此处不再赘述。
Claims (7)
- 一种加氢站加氢预冷控制方法,其特征在于,包括以下步骤:1)获取储氢瓶的初始温度数据和初始压力数据;2)根据所述初始温度数据和初始压力数据,以及设定的加氢量,计算加氢机以最大速率加氢产生的热量值Q 1以及加氢至储氢瓶达到设定温度上限T 0时产生的热量值Q 2;比较Q 1和Q 2的大小,当Q 1<Q 2时,不启动冷冻机组,控制加氢机以最大速率加氢;Q 1>Q 2时,启动冷冻机组;或者根据所述初始温度数据和初始压力数据,以及设定的加氢量,计算加氢机以最大速率加氢时储氢瓶预计达到的温度T;比较T和储氢瓶的设定温度上限T 0的大小,当T<T 0时,不启动冷冻机组,控制加氢机以最大速率加氢;T>T 0时,启动冷冻机组。
- 根据权利要求1所述的加氢站加氢预冷控制方法,其特征在于,启动冷冻机组后,将冷冻机组的预冷温度设置为t 2,t 2小于等于t,同时控制加氢机以最大速率加氢;其中,t根据公式Q 1-Q 2=c×m×(t-t 1)计算得到,c为冷冻机组的冷媒的比热容,m为冷冻机组的冷媒流量,t 1为冷冻机组的冷媒的默认温度,t为冷冻机组的冷媒的预冷温度。
- 根据权利要求1所述的加氢站加氢预冷控制方法,其特征在于,所述加氢机以最大速率加氢是指在设定氢源和设定阀门开度的控制条件下以最大能力进行加氢。
- 根据权利要求5所述的加氢站加氢预冷控制方法,其特征在于,所述设定氢源为高压源,所述设定阀门开度为最大阀门开度。
- 一种加氢站加氢预冷控制系统,包括加氢站控制系统、加氢机和冷冻机组,所述加氢站控制系统控制连接所述加氢机和冷冻机组;所述加氢站控制系统包括存储器、处理器以及存储在所述存储器中并可在处理器上运行的计算机程序,其特征在于,所述加氢站控制系统用于通信连接车辆的氢系统控制器,以获取储氢瓶的温度和压力;所述处理器在执行所述计算机程序时实现如权利要求1-6中任一项所述的加氢站加氢预冷控制方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20900079.3A EP4075049B1 (en) | 2019-12-12 | 2020-12-10 | Hydrogen fueling pre-cooling control method and system for hydrogen fueling station |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911274869.4A CN111006129B (zh) | 2019-12-12 | 2019-12-12 | 一种加氢站加氢预冷控制方法及系统 |
CN201911274869.4 | 2019-12-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021115354A1 true WO2021115354A1 (zh) | 2021-06-17 |
Family
ID=70114350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2020/135062 WO2021115354A1 (zh) | 2019-12-12 | 2020-12-10 | 一种加氢站加氢预冷控制方法及系统 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP4075049B1 (zh) |
CN (1) | CN111006129B (zh) |
WO (1) | WO2021115354A1 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111006129B (zh) * | 2019-12-12 | 2020-11-20 | 郑州宇通客车股份有限公司 | 一种加氢站加氢预冷控制方法及系统 |
CN110953480B (zh) * | 2019-12-12 | 2021-06-29 | 重庆耐德能源装备集成有限公司 | 一种安全快速加氢机、加氢系统、加氢站及加氢方法 |
CN113566444B (zh) * | 2021-07-31 | 2022-08-30 | 中国长江三峡集团有限公司 | 一种基于双蒸发温度的加氢预冷系统及其控制方法 |
CN114033964A (zh) * | 2021-11-02 | 2022-02-11 | 深圳市佳华利道新技术开发有限公司 | 一种加氢装置、受氢装置及充能系统 |
CN115289389B (zh) * | 2022-08-05 | 2023-12-08 | 中通客车股份有限公司 | 基于无线通讯的氢系统控制方法、系统、介质及电子设备 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101832467A (zh) * | 2010-06-03 | 2010-09-15 | 浙江大学 | 基于温升与能耗控制的加氢站氢气优化加注方法及其系统 |
JP2017129259A (ja) * | 2016-01-22 | 2017-07-27 | 伸和コントロールズ株式会社 | 冷却水素供給ステーション及び水素冷却装置 |
EP3214355A1 (en) * | 2016-03-02 | 2017-09-06 | Nel Hydrogen A/S | Cooling of a supply pipe in a hydrogen refueling system |
WO2018173136A1 (ja) * | 2017-03-22 | 2018-09-27 | 岩谷産業株式会社 | 水素ガス供給装置及びその方法 |
WO2019009794A1 (en) * | 2017-07-07 | 2019-01-10 | Boh Westerlund | HYDROGEN REFUELING STATION COMPRISING A FILLING TANK |
JP2019035479A (ja) * | 2017-08-18 | 2019-03-07 | 株式会社日本製鋼所 | 水素貯蔵システム、制御プログラムおよびエネルギー供給システム |
CN109827068A (zh) * | 2017-11-23 | 2019-05-31 | 郑州宇通客车股份有限公司 | 一种加氢速率控制方法及加氢机 |
WO2019126974A1 (en) * | 2017-12-26 | 2019-07-04 | Linde Aktiengesellschaft | Method and apparatus for supplying hydrogen to a hydrogen storage |
CN209622465U (zh) * | 2018-11-12 | 2019-11-12 | 成都华气厚普机电设备股份有限公司 | 一种气体冷却装置和具有冷却功能的加氢机 |
CN111006129A (zh) * | 2019-12-12 | 2020-04-14 | 郑州宇通客车股份有限公司 | 一种加氢站加氢预冷控制方法及系统 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011012773A (ja) * | 2009-07-02 | 2011-01-20 | Toyota Motor Corp | ガス供給装置 |
JP2011017406A (ja) * | 2009-07-10 | 2011-01-27 | Toyota Motor Corp | 水素充填システム、水素充填方法、移動体、および水素充填装置 |
JP5328617B2 (ja) * | 2009-11-18 | 2013-10-30 | トヨタ自動車株式会社 | ガス充填システム、ガス充填方法、車両 |
US9347614B2 (en) * | 2010-04-21 | 2016-05-24 | Honda Motor Co., Ltd. | Method and system for tank refilling using active fueling speed control |
CN102104162A (zh) * | 2010-12-29 | 2011-06-22 | 上海新奥九环车用能源股份有限公司 | 车用氢燃料的冷却加注方法 |
CN103438349A (zh) * | 2013-08-18 | 2013-12-11 | 浙江大学 | 能够控制高压氢气快充温升的储氢气瓶及方法 |
CN110137535B (zh) * | 2018-02-08 | 2020-10-02 | 郑州宇通客车股份有限公司 | 一种车载加氢控制方法及系统 |
KR102554368B1 (ko) * | 2018-05-29 | 2023-07-12 | 하이리움산업(주) | 수소 충전소의 수소 냉각 시스템 및 방법 |
CN109556984B (zh) * | 2018-12-07 | 2021-08-31 | 合肥通用机械研究院有限公司 | 快速充气预冷系统及其使用方法 |
CN110118302A (zh) * | 2019-03-21 | 2019-08-13 | 浙江昊凡科技有限公司 | 一种加氢站氢能源充装的温度控制方法及系统 |
-
2019
- 2019-12-12 CN CN201911274869.4A patent/CN111006129B/zh active Active
-
2020
- 2020-12-10 WO PCT/CN2020/135062 patent/WO2021115354A1/zh unknown
- 2020-12-10 EP EP20900079.3A patent/EP4075049B1/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101832467A (zh) * | 2010-06-03 | 2010-09-15 | 浙江大学 | 基于温升与能耗控制的加氢站氢气优化加注方法及其系统 |
JP2017129259A (ja) * | 2016-01-22 | 2017-07-27 | 伸和コントロールズ株式会社 | 冷却水素供給ステーション及び水素冷却装置 |
EP3214355A1 (en) * | 2016-03-02 | 2017-09-06 | Nel Hydrogen A/S | Cooling of a supply pipe in a hydrogen refueling system |
WO2018173136A1 (ja) * | 2017-03-22 | 2018-09-27 | 岩谷産業株式会社 | 水素ガス供給装置及びその方法 |
WO2019009794A1 (en) * | 2017-07-07 | 2019-01-10 | Boh Westerlund | HYDROGEN REFUELING STATION COMPRISING A FILLING TANK |
JP2019035479A (ja) * | 2017-08-18 | 2019-03-07 | 株式会社日本製鋼所 | 水素貯蔵システム、制御プログラムおよびエネルギー供給システム |
CN109827068A (zh) * | 2017-11-23 | 2019-05-31 | 郑州宇通客车股份有限公司 | 一种加氢速率控制方法及加氢机 |
WO2019126974A1 (en) * | 2017-12-26 | 2019-07-04 | Linde Aktiengesellschaft | Method and apparatus for supplying hydrogen to a hydrogen storage |
CN209622465U (zh) * | 2018-11-12 | 2019-11-12 | 成都华气厚普机电设备股份有限公司 | 一种气体冷却装置和具有冷却功能的加氢机 |
CN111006129A (zh) * | 2019-12-12 | 2020-04-14 | 郑州宇通客车股份有限公司 | 一种加氢站加氢预冷控制方法及系统 |
Non-Patent Citations (1)
Title |
---|
See also references of EP4075049A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP4075049A1 (en) | 2022-10-19 |
EP4075049A4 (en) | 2023-01-18 |
EP4075049B1 (en) | 2024-01-31 |
CN111006129B (zh) | 2020-11-20 |
EP4075049C0 (en) | 2024-01-31 |
CN111006129A (zh) | 2020-04-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2021115354A1 (zh) | 一种加氢站加氢预冷控制方法及系统 | |
CN112253990B (zh) | 基于温升控制的高压氢气加注系统及其加注方法 | |
JP6692824B2 (ja) | 水素タンクに充填する方法および装置 | |
US11060665B2 (en) | Installation and method for filling tanks with pressurized fluid | |
CN110594579B (zh) | 一种多功能的加氢站氢燃料加注系统 | |
CN112344207B (zh) | 一种基于引射混压的液氢和高压气氢联合加氢系统 | |
JP2018507995A (ja) | タンクに加圧ガスを充填する方法 | |
CN110793800B (zh) | 一种用于压缩机闭式实验系统的气源装置及其控制方法 | |
US11339925B2 (en) | Station and method for refilling pressurized gas tanks | |
EP2440835A1 (en) | Method and filling installation for filling a hydrogen gas into a vessel | |
CN114198636B (zh) | 一种用于长管拖车带自动流量调节的氢气充装系统及方法 | |
CN215674743U (zh) | 应用于液氢加氢站的混合加注系统 | |
EP4019824B1 (en) | System and method for pre-cooling fuel dispenser | |
US11391415B1 (en) | Method for minimizing power demand for hydrogen refueling station | |
JP5130235B2 (ja) | 水素燃料供給法 | |
US7484540B2 (en) | Liquid hydrogen storage tank with reduced tanking losses | |
CN113790389B (zh) | 加氢站冷水机组冷冻水流量调节方法及系统 | |
EP3593030B1 (en) | A liquefied gas tank arrangement and method of operating a liquefied gas tank arrangement | |
CN113566444B (zh) | 一种基于双蒸发温度的加氢预冷系统及其控制方法 | |
CN114992507B (zh) | 一种无需预冷器的液氢加氢站及其加氢系统 | |
CN215765885U (zh) | 一种基于双蒸发温度的加氢预冷系统 | |
CN115727580B (zh) | 一种制冷系统的控制方法、装置和制冷系统 | |
JP2000283395A (ja) | 液化ガスの貯蔵供給設備 | |
CN116936858A (zh) | 热管理方法、热管理系统和车辆 | |
CN115574253A (zh) | 一种压缩气体冷却系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 20900079 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2020900079 Country of ref document: EP Effective date: 20220712 |