CN203364557U - 橇装化制冷系统 - Google Patents
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- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 18
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 18
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 239000007791 liquid phase Substances 0.000 claims abstract description 13
- 230000006835 compression Effects 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims abstract description 11
- 238000005057 refrigeration Methods 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims description 10
- 239000007789 gas Substances 0.000 abstract description 16
- 239000003245 coal Substances 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract 4
- 239000007792 gaseous phase Substances 0.000 abstract 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000003034 coal gas Substances 0.000 description 3
- 238000002309 gasification Methods 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 2
- 239000003949 liquefied natural gas Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/0002—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the fluid to be liquefied
- F25J1/0022—Hydrocarbons, e.g. natural gas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0211—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle
- F25J1/0212—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle as a single flow MCR cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
- F25J1/0259—Modularity and arrangement of parts of the liquefaction unit and in particular of the cold box, e.g. pre-fabrication, assembling and erection, dimensions, horizontal layout "plot"
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0257—Construction and layout of liquefaction equipments, e.g. valves, machines
- F25J1/0262—Details of the cold heat exchange system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0243—Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used
- F25J1/0279—Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc.
- F25J1/0291—Refrigerant compression by combined gas compression and liquid pumping
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2220/00—Processes or apparatus involving steps for the removal of impurities
- F25J2220/60—Separating impurities from natural gas, e.g. mercury, cyclic hydrocarbons
- F25J2220/64—Separating heavy hydrocarbons, e.g. NGL, LPG, C4+ hydrocarbons or heavy condensates in general
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/32—Details on header or distribution passages of heat exchangers, e.g. of reboiler-condenser or plate heat exchangers
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Abstract
本实用新型涉及橇装化制冷系统,包括入口缓冲罐、冷剂出口气液分离罐、换热器、重烃分离罐、低压冷剂气液分离器、高压气相冷剂缓冲罐、液相冷剂冷却器、冷剂泵和基础,基础上设置有气源入口、重烃出口和低温液化气出口,其特征是冷剂压缩橇、冷箱橇和阀组橇安装在基础上,冷剂出口气液分离罐的顶部和底部分别通过管道与高压气相冷剂缓冲罐和液相冷剂冷却器连接,液相冷剂冷却器通过管道与冷剂泵连接,换热器通过管道分别与入口缓冲罐、重烃分离罐、低压冷剂气液分离器、高压气相冷剂缓冲罐、冷剂泵、气源入口、重烃出口和低温液化气出口连接。本实用新型结构简单、功能集中、整体移动方便并且能满足小型煤层气液化需求。
Description
技术领域
本实用新型涉及制冷系统,具体而言是一种橇装化制冷系统。
背景技术
天然气的液化通常在固定式液化工厂实现,作为天然气液化的重要环节,制冷系统也设置在固定式液化工厂里。多数非常规气气井资源有限,当其气竭时,固定式液化工厂因不能整体搬迁而面临两难的尴尬:拆散后运输到位再安装,耗费大量时间,还会造成损坏和报废;闲置起来也是浪费。另外,现有的制冷系统结构复杂、投资较大、占地面积大、运行成本高,对于煤层气、页岩气等非常规边际气田的液化不适用。因此,设计出一种结构简单、功能集中、整体移动方便并且能满足小型煤层气液化需求的橇装化制冷系统十分必要。
发明内容
本实用新型的目的就是提供一种结构简单、功能集中、整体移动方便并且能满足小型煤层气液化需求的橇装化制冷系统。
为实现上述目的,本实用新型采用如下技术方案:一种橇装化制冷系统,包括冷剂压缩橇、冷箱橇、阀组橇和基础,冷剂压缩橇包括入口缓冲罐和冷剂出口气液分离罐,冷箱橇包括换热器、重烃分离罐和低压冷剂气液分离器,阀组橇包括高压气相冷剂缓冲罐、液相冷剂冷却器和冷剂泵,基础上设置有气源入口、重烃出口和低温液化气出口,其特征是冷剂压缩橇、冷箱橇和阀组橇安装在基础上,冷剂出口气液分离罐的顶部和底部分别通过管道与高压气相冷剂缓冲罐和液相冷剂冷却器连接,液相冷剂冷却器通过管道与冷剂泵连接,换热器通过管道分别与入口缓冲罐、重烃分离罐、低压冷剂气液分离器、高压气相冷剂缓冲罐、冷剂泵、气源入口、重烃出口和低温液化气出口连接。
进一步地,所述换热器为板翅式换热器。
本实用新型通过合理布局,有效利用橇体空间,将液化天然气装置中制冷系统设备进行结构一体化,功能集中化,从而减小占地面积。本实用新型结构简单、功能集中、整体移动方便并且能满足小型煤层气液化需求。
附图说明
图1为本实用新型的结构示意图。
图中:1-冷剂压缩橇;1.1-入口缓冲罐;1.2-冷剂出口气液分离罐;2-冷箱橇;2.1-换热器;2.2-重烃分离罐;2.3-低压冷剂气液分离器;3-阀组橇;3.1-高压气相冷剂缓冲罐;3.2-液相冷剂冷却器;3.3-冷剂泵;4-基础;4.1-气源入口;4.2-重烃出口;4.3-低温液化气出口。
具体实施方式
以下结合附图和具体实施例对本实用新型作进一步的详细描述,但该实施例不应理解为对本实用新型的限制:
图中所示的橇装化制冷系统,包括冷剂压缩橇1、冷箱橇2、阀组橇3和基础4,冷剂压缩橇1包括入口缓冲罐1.1和冷剂出口气液分离罐1.2,冷箱橇2包括换热器2.1、重烃分离罐2.2和低压冷剂气液分离器2.3,阀组橇3包括高压气相冷剂缓冲罐3.1、液相冷剂冷却器3.2和冷剂泵3.3,基础4上设置有气源入口4.1、重烃出口4.2和低温液化气出口4.3,冷剂压缩橇1、冷箱橇2和阀组橇3安装在基础4上,冷剂出口气液分离罐1.2的顶部和底部分别通过管道与高压气相冷剂缓冲罐3.1和液相冷剂冷却器3.2连接,液相冷剂冷却器3.2通过管道与冷剂泵3.3连接,换热器2.1通过管道分别与入口缓冲罐1.1、重烃分离罐2.2、低压冷剂气液分离器2.3、高压气相冷剂缓冲罐3.1、冷剂泵3.3、气源入口4.1、重烃出口4.2和低温液化气出口4.3连接。
优选的实施例是:在上述方案中,所述换热器2.1为板翅式换热器。
本说明书中未作详细描述的内容,属于本专业技术人员公知的现有技术。
Claims (2)
1.一种橇装化制冷系统,包括冷剂压缩橇(1)、冷箱橇(2)、阀组橇(3)和基础(4),冷剂压缩橇(1)包括入口缓冲罐(1.1)和冷剂出口气液分离罐(1.2),冷箱橇(2)包括换热器(2.1)、重烃分离罐(2.2)和低压冷剂气液分离器(2.3),阀组橇(3)包括高压气相冷剂缓冲罐(3.1)、液相冷剂冷却器(3.2)和冷剂泵(3.3),基础(4)上设置有气源入口(4.1)、重烃出口(4.2)和低温液化气出口(4.3),其特征在于:冷剂压缩橇(1)、冷箱橇(2)和阀组橇(3)安装在基础(4)上,冷剂出口气液分离罐(1.2)的顶部和底部分别通过管道与高压气相冷剂缓冲罐(3.1)和液相冷剂冷却器(3.2)连接,液相冷剂冷却器(3.2)通过管道与冷剂泵(3.3)连接,换热器(2.1)通过管道分别与入口缓冲罐(1.1)、重烃分离罐(2.2)、低压冷剂气液分离器(2.3)、高压气相冷剂缓冲罐(3.1)、冷剂泵(3.3)、气源入口(4.1)、重烃出口(4.2)和低温液化气出口(4.3)连接。
2.根据权利要求1所述的橇装化制冷系统,其特征在于:所述换热器(2.1)为板翅式换热器。
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104006627A (zh) * | 2014-04-15 | 2014-08-27 | 张家港富瑞特种装备股份有限公司 | 一种液化天然气混合制冷剂循环撬装模块 |
CN104019627A (zh) * | 2014-05-06 | 2014-09-03 | 上海安恩吉新能源技术有限公司 | 移动式小型撬装lng液化装置 |
CN105222524A (zh) * | 2015-11-05 | 2016-01-06 | 天津市振津石油天然气工程有限公司 | 一种小型移动式天然气液化撬 |
IT202100021827A1 (it) * | 2021-08-12 | 2023-02-12 | Nuovo Pignone Tecnologie Srl | Disposizione ottimizzata di un’unità di produzione di gas naturale liquefatto su scala media |
-
2013
- 2013-05-15 CN CN2013202651915U patent/CN203364557U/zh not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104006627A (zh) * | 2014-04-15 | 2014-08-27 | 张家港富瑞特种装备股份有限公司 | 一种液化天然气混合制冷剂循环撬装模块 |
CN104006627B (zh) * | 2014-04-15 | 2016-01-06 | 张家港富瑞特种装备股份有限公司 | 一种液化天然气混合制冷剂循环撬装模块 |
CN104019627A (zh) * | 2014-05-06 | 2014-09-03 | 上海安恩吉新能源技术有限公司 | 移动式小型撬装lng液化装置 |
CN105222524A (zh) * | 2015-11-05 | 2016-01-06 | 天津市振津石油天然气工程有限公司 | 一种小型移动式天然气液化撬 |
IT202100021827A1 (it) * | 2021-08-12 | 2023-02-12 | Nuovo Pignone Tecnologie Srl | Disposizione ottimizzata di un’unità di produzione di gas naturale liquefatto su scala media |
WO2023016667A1 (en) * | 2021-08-12 | 2023-02-16 | Nuovo Pignone Tecnologie - S.R.L. | Optimized arrangement of a mid scale liquified natural gas production unit |
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