CN113586941A - 一种高效储氢释氢装置 - Google Patents

一种高效储氢释氢装置 Download PDF

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CN113586941A
CN113586941A CN202110952466.1A CN202110952466A CN113586941A CN 113586941 A CN113586941 A CN 113586941A CN 202110952466 A CN202110952466 A CN 202110952466A CN 113586941 A CN113586941 A CN 113586941A
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tank body
tank
hydrogen storage
valve
release device
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宗鹏锦
郭新良
刘荣海
郑欣
李宗红
李寒煜
蔡晓斌
邱方程
杨迎春
熊艳梅
谭向宇
王达达
赵现平
方正云
何潇
许宏伟
周静波
焦宗寒
代克顺
陈国坤
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Electric Power Research Institute of Yunnan Power Grid Co Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C1/00Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
    • F17C1/14Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge constructed of aluminium; constructed of non-magnetic steel
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/0005Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes
    • C01B3/001Reversible uptake of hydrogen by an appropriate medium, i.e. based on physical or chemical sorption phenomena or on reversible chemical reactions, e.g. for hydrogen storage purposes ; Reversible gettering of hydrogen; Reversible uptake of hydrogen by electrodes characterised by the uptaking medium; Treatment thereof
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
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    • F17C13/02Special adaptations of indicating, measuring, or monitoring equipment
    • F17C13/025Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C13/00Details of vessels or of the filling or discharging of vessels
    • F17C13/02Special adaptations of indicating, measuring, or monitoring equipment
    • F17C13/026Special adaptations of indicating, measuring, or monitoring equipment having the temperature as the parameter
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C13/00Details of vessels or of the filling or discharging of vessels
    • F17C13/04Arrangement or mounting of valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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    • F17CVESSELS 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
    • F17C5/00Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
    • F17C5/06Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with compressed gases
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    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
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    • F17C2201/01Shape
    • F17C2201/0104Shape cylindrical
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
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    • F17C2201/00Vessel construction, in particular geometry, arrangement or size
    • F17C2201/01Shape
    • F17C2201/0104Shape cylindrical
    • F17C2201/0119Shape cylindrical with flat end-piece
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
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    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
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    • F17C2221/01Pure fluids
    • F17C2221/012Hydrogen
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
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Abstract

本发明公开了一种高效储氢释氢装置,包括内含密闭空腔的罐体,罐体底部设有气体入口管,其顶部设有气体出口管,气体入口管和气体出口管均设有流量计和阀门,气体出口管内还设有分子筛,该罐体内部设有流线型格网,其罐壁内部填充有电阻丝和保温层,罐体的罐壁中部外壁上还设有温度计和压力表,靠近罐体顶部的罐壁上还设有安全阀,靠近罐体底部的罐壁上还设有人孔;还包括PID控制器,该PID控制器用于获取温度计和压力表的实时数据,还用于控制流量计的流量输出,还用于控制安全阀和阀门的开闭状态。装置结构简单,操作方便,安全可靠,设计科学合理,空间利用率高,储氢量大,密封性好,经济效益十分显著,可广泛应用于储氢用氢企业。

Description

一种高效储氢释氢装置
技术领域
本发明属于高效储氢领域,具体涉及一种高效储氢释氢装置。
背景技术
氢能具有资源丰富、高热值、无污染、可再生的优点,是理想的新一代清洁能源。相比传统能源,氢能源环保且可持续发展,化学反应后只产生水,具有零污染、高效率、适合远距离输送的特点。氢能源可以实现气、液、固三态存储,存储过程自耗少、能量密度高、生产方式多样。氢能利用的关键技术在于储存,全世界科学家投入大量的精力,以开发安全经济的储存技术,现有氢气的储存方法有液化储存、压缩储存、金属氢化物储存、吸附储存等。
氢能应用范围相对广泛。可以为炼化、钢铁、冶金等行业直接提供热源、减少碳排放;可以用于燃料电池降低交通运输对化石能源的依赖;可以应用于分布式发电,为家庭住宅、商业建筑等供电供暖;甚至氢能可以作为风力、电力、热力、液体燃料等能源转化媒介,实现跨能源网络协同优,氢能作为一种良好的能源载体用做期性能源调峰媒介,可以更经济地实现电能、热能的长周期、大规模存储,解决弃风、弃光、弃水问题。
目前,氢气的储存方式主要有高压气态储氢、低温液态储氢、有机液体储氢、多孔材料及金属合金等物理类固态储氢。对于氢气的规模化储存和运输,尽管迄今已研发出多种技术和手段,但是目前仍缺少安全可靠和经济的储氢输氢方式。因此,设计一种高效储氢释氢装置对氢能的输送具有重要意义。
发明内容
本发明的目的在于克服现有技术缺少安全可靠、经济且能同时储氢和输氢的装置,提出了一种高效储氢释氢装置。
本发明采用如下技术方案:
一种高效储氢释氢装置,其关键在于:包括内含密闭空腔的罐体,所述罐体底部连通接设有气体入口管,其顶部连通接设有气体出口管,所述气体入口管和气体出口管均设有流量计和阀门,所述气体出口管内还设有分子筛,所述分子筛位于所述阀门下方;
该罐体的罐腔内部设有流线型格网,所述流线型格网呈上下两端开阔中间狭窄的瓶颈状,所述罐体的罐壁呈夹心结构,其罐壁内部填充有电阻丝和保温层,所述罐体的罐壁中部外壁上还设有温度计和压力表,靠近所述罐体顶部的罐壁上还设有安全阀,靠近所述罐体底部的罐壁上还设有人孔;
还包括PID控制器,该PID控制器用于获取所述温度计和压力表的实时数据,还用于控制所述流量计的流量输出,还用于控制安全阀和阀门的开闭状态。
该方案的效果是:罐体内腔用于容纳储氢液(或粉尘);进行储氢过程时,氢气从气体入口管进入罐体内腔,形成对冲混合,流线型格网中部的瓶颈结构能加速氢气的流速且能保证氢气与储氢液(或粉尘)充分混匀;进行放氢过程时,流线型格网中部的瓶颈结构利于将(或粉尘)挤压至罐体内腔底部,防止氢气再次融入储氢液(或粉尘),影响放氢效率;PID控制器根据温度计和压力表实时数据控制安全阀、流量计、阀门的开闭状态,实现自动化控制,保证罐体内部压力保持恒定;分子筛能防止粉尘或者大分子离开储液罐;保温层能长时间保持罐内温度,保证储氢效果,电阻丝能用于装置预热;安全阀当充氢气过程中,不锈钢罐体内部的压力超过规定数值时,安全阀就会自动开启,保证罐体内压力稳定;人孔孔是运输粉末材料的通道,装置发生故障时人也可以通过人孔进入罐体内部检修;通过罐体结构不仅能储氢,还能配合PID控制器实现储氢释氢自动化,同时便于进行运输,结构安全可靠。
作为优选方案,所述的分子筛是由硅铝酸盐材料制成。
作为优选方案,所述的保温层采用新型环保材料制得,如硅酸铝材料。
作为优选方案,所述罐体采用不锈钢材料制得一体成型结构。
作为优选方案,所述阀门均采用单向阀门,保证不锈钢罐体具备良好的密封性。
有益效果:一种高效储氢释氢装置,装置结构设计简单,操作方便,装置安全可靠,设计科学合理,空间利用率高,储氢量大,密封性好,有利于氢气的安全使用,经济效益十分显著,可广泛应用于储氢用氢企业。
附图说明
图1为本发明的结构示意图。
具体实施方式
下面结合附图和实施例对本发明作进一步的详细说明:
实施例:如附图1所示,一种高效储氢释氢装置,包括内含密闭空腔的罐体1,所述罐体1采用不锈钢材料制得一体成型结构,所述罐体1底部连通接设有气体入口管2,其顶部连通接设有气体出口管3,所述气体入口管2和气体出口管3均设有流量计f和阀门m,所述气体出口管3内还设有分子筛s,所述分子筛s位于所述阀门m下方,所述的分子筛是由硅铝酸盐材料制成;
该罐体1的罐腔内部设有流线型格网4,所述流线型格网4呈上下两端开阔中间狭窄的瓶颈状,所述罐体1的罐壁呈夹心结构,其罐壁内部填充有电阻丝5和保温层6,所述的保温层6采用新型环保材料制得,如硅酸铝材料;所述罐体1的罐壁中部外壁上还设有温度计7和压力表8,靠近所述罐体1顶部的罐壁上还设有安全阀9,靠近所述罐体1底部的罐壁上还设有人孔10;
还包括PID控制器k,该PID控制器k用于获取所述温度计7和压力表8的实时数据,还用于控制所述流量计f的流量输出,还用于控制安全阀9和阀门m的开闭状态,所述阀门m均采用单向阀门。
本发明实施例还提供一种高效储氢释氢装置的工作方法,具体如下步骤:
储氢过程:
S1.在向装置通入氢气之前,通过人孔10将粉末材料运输到罐体1内部,关闭人孔10,使罐体1内部处于密封状态;
S2.利用真空泵将罐体1内腔中空气抽出,使其腔体内完全处于真空状态,这时罐体1内部的粉末不会被抽出,因为分子筛有过滤作用;
S3.利用电阻丝对罐体1进行预热;
S4.预热结束后开启气体入口管2上的阀门m,在一定的压力范围内缓慢进行充氢气,在充氢气过程中,当罐体1内的实时压力大于或小于罐体1的规定压力,PID控制器11会将实时压力和规定压力的差值反馈给气体入口管2上的流量计f,流量计f会根据PID控制器调整充氢气的速度,进而调整罐体1内的实时压力,使其与规定的压力值一致。氢气进入罐体1后会与粉末充分接触;通过气体入口管2上的流量计f观测氢气的量,完成充氢气后,将气体入口管2上的阀门m关闭。
释氢过程:通过电阻丝5加热,使罐体1温度升高促进氢气释放,当压力表8的数值大于外界压强时,开启气体出口管3上的阀门m,使氢气排出罐体1外,释氢结束后,关闭阀门m。
最后需要说明的是,上述描述仅仅为本发明的优选实施例,本领域的普通技术人员在本发明的启示下,在不违背本发明宗旨及权利要求的前提下,可以做出多种类似的表示,这样的变换均落入本发明的保护范围之内。

Claims (5)

1.一种高效储氢释氢装置,其特征在于:包括内含密闭空腔的罐体(1),所述罐体(1)底部连通接设有气体入口管(2),其顶部连通接设有气体出口管(3),所述气体入口管(2)和气体出口管(3)均设有流量计(f)和阀门(m),所述气体出口管(3)内还设有分子筛(s),所述分子筛(s)位于所述阀门(m)下方;
该罐体(1)的罐腔内部设有流线型格网(4),所述流线型格网(4)呈上下两端开阔中间狭窄的瓶颈状,所述罐体(1)的罐壁呈夹心结构,其罐壁内部填充有电阻丝(5)和保温层(6),所述罐体(1)的罐壁中部外壁上还设有温度计(7)和压力表(8),靠近所述罐体(1)顶部的罐壁上还设有安全阀(9),靠近所述罐体(1)底部的罐壁上还设有人孔(10);
还包括PID控制器(k),该PID控制器(k)用于获取所述温度计(7)和压力表(8)的实时数据,还用于控制所述流量计(f)的流量输出,还用于控制安全阀(9)和阀门(m)的开闭状态。
2.根据权利要求1所述的一种高效储氢释氢装置,其特征在于:所述的分子筛是由硅铝酸盐材料制成。
3.根据权利要求1所述的一种高效储氢释氢装置,其特征在于:所述的保温层采用新型环保材料制得,如硅酸铝材料。
4.根据权利要求1所述的一种高效储氢释氢装置,其特征在于:所述罐体(1)采用不锈钢材料制得一体成型结构。
5.根据权利要求1所述的一种高效储氢释氢装置,其特征在于:所述阀门(m)均采用单向阀门。
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