CN203215291U - Mixed refrigerant supplementing system of packaged natural gas purification treatment device - Google Patents

Mixed refrigerant supplementing system of packaged natural gas purification treatment device Download PDF

Info

Publication number
CN203215291U
CN203215291U CN 201320115477 CN201320115477U CN203215291U CN 203215291 U CN203215291 U CN 203215291U CN 201320115477 CN201320115477 CN 201320115477 CN 201320115477 U CN201320115477 U CN 201320115477U CN 203215291 U CN203215291 U CN 203215291U
Authority
CN
China
Prior art keywords
storage tank
tank
pipeline
isopentane
natural gas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201320115477
Other languages
Chinese (zh)
Inventor
王洁
刘贤杰
陈杰
尹全森
周婵
李伟
周茜
童曌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan Sanjiang Aerospace Yuanfang Technology Co Ltd
CNOOC Gas and Power Group Co Ltd
Original Assignee
Wuhan Sanjiang Aerospace Yuanfang Technology Co Ltd
CNOOC Gas and Power Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuhan Sanjiang Aerospace Yuanfang Technology Co Ltd, CNOOC Gas and Power Group Co Ltd filed Critical Wuhan Sanjiang Aerospace Yuanfang Technology Co Ltd
Priority to CN 201320115477 priority Critical patent/CN203215291U/en
Application granted granted Critical
Publication of CN203215291U publication Critical patent/CN203215291U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Abstract

The utility model discloses a mixed refrigerant supplementing system of a packaged natural gas purification treatment device. The mixed refrigerant supplementing system of the packaged natural gas purification treatment device comprises a refrigerant storage tank, unloading pipelines, loading pipelines and an external interface, wherein the refrigerant storage tank comprises an ethylene storage tank, a propane storage tank and an isopentane storage tank, and each storage tank is respectively provided with one unloading pipeline used for being connected to each refrigerant tank car; three loading pipelines are respectively connected to a heating pipeline by virtue of a flow meter and a pneumatic control valve. The unloading pipelines of the propane storage tank and the isopentane storage tank are provided with unloading pumps and gas phase pipelines which are connected to the corresponding refrigerant tank cars and used for balancing the internal pressure of the tank cars and the storage tanks, and a pressure compensating pipeline used for connecting a gas phase space between the propane storage tank and the isopentane storage tank is arranged. The ethylene storage tank is provided with a self-circulation air temperature gasification device, and the loading pipeline of the ethylene storage tank is provided with an ethylene air temperature gasification device. The loading pipelines of the propane storage tank and the isopentane storage tank are internally provided with drying devices which are respectively connected with security pipelines used for safe discharging of the storage tanks and the pipelines.

Description

The azeotrope replenishment system of sled blocking natural gas purification treatment device
Technical field
The utility model relates to a kind of azeotrope replenishment system of prizing blocking natural gas purification treatment device, and particularly the removable azeotrope add-on system of a kind of sledge dressization is the part of sledge dressization natural gas liquefaction device.
Background technique
Along with global energy crisis and environmental pollution, rock gas becomes one of the most promising clean energy resource.Natural air-air source is wide, but the variation of source of the gas quality, the liquefaction process variation.In numerous liquefaction process, MRC azeotrope liquefaction process is because advantage such as few, the flow process of its equipment is simple, convenient management, adaptability are strong has become existing main flow liquefaction technology.The cryogen of azeotrope liquefaction process replenishes process and compares with other liquefaction process, topmost characteristics are the control of cryogen component is required sternly, therefore need control its cryogen preferably and add parameters such as the frequency, flow, even can optimize cryogen set of dispense ratio by cryogen supplementary units analytical system parameter.
Summary of the invention
The purpose of this utility model is at rock gas hybrid refrigeration liquefaction process, a kind of azeotrope replenishment system of prizing blocking natural gas purification treatment device is provided, it is based on the azeotrope proportioning, carry out cryogen add-on system equipment in the liquefied natural gas plant structure-integrated, the function centralization reduces floor space, and volume is little, be convenient to move, satisfy small-sized coal gas gasification demand.
The utility model adopts following technological scheme: the azeotrope replenishment system of sled blocking natural gas purification treatment device of the present utility model comprises the cryogen storage tank, the pipeline of unloading, add pipeline and external interface, described cryogen storage tank comprises ethene storage tank, propane tank and isopentane storage tank, is useful on the pipeline of unloading that is connected to each cryogen tank car on each storage tank respectively; Article three, add pipeline and all be connected to the heating pipeline by flowmeter and pneumatic control valve.
The pipeline of unloading of described propane tank and isopentane storage tank is provided with the pump of unloading; Described propane tank and isopentane storage tank have the gas phase pipeline of the internal pressure that is used for balance tank car and storage tank that is connected to corresponding cryogen tank car.
Described ethene storage tank is provided with the self-loopa air-heating type gasifier, and the interpolation pipeline of ethene storage tank is provided with the empty warm vaporizer of ethene.
Described propane tank is established the gas-phase space that the ftercompction pipeline is connected propane tank and isopentane storage tank with the isopentane storage tank.
In the interpolation pipeline of described propane tank and isopentane storage tank exsiccator is housed.
Described ethene storage tank, propane tank and isopentane storage tank all are connected with the security protection pipeline of releasing as storage tank safety relief and pipe safety.
The beneficial effects of the utility model are: azeotrope replenishment system cryogen of the present utility model adds accurately control, safety and stability is reliable, be convenient to prize blocking, apparatus module changes into the sledge assembling, conveniently moving, need not basis and installation, connecting pipeline after unloading can come into operation, and is applicable to the coal-seam gas that well yield is not high.
Description of drawings
Fig. 1 is schematic flow sheet of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As Fig. 1: a kind of azeotrope replenishment system of prizing blocking natural gas purification treatment device of the present utility model comprises the cryogen storage tank, the pipeline of unloading, add pipeline and external interface, described cryogen storage tank comprises ethene storage tank 1, propane tank 2 and isopentane storage tank 3, is useful on respectively on each storage tank to be connected to each cryogen tank car 15,16,17 unload pipeline P1, P2, P3; Article three, add pipeline P6, P7, P8 all by flowmeter 7,9,11 and pneumatic control valve 8,10,12 be connected to heating pipeline P9.
The pipeline of unloading of described propane tank 2 and isopentane storage tank 3 is provided with the pump 13,14 of unloading, for the process of unloading provides power source.
Described propane tank 2 and isopentane storage tank 3 have gas phase pipeline P4, the P5 that is connected to corresponding cryogen tank car 16,17 the internal pressure that is used for balance tank car and storage tank.
Described ethene storage tank 1 is provided with self-loopa air-heating type gasifier 18, and the interpolation pipeline P6 of ethene storage tank 1 is provided with the empty warm vaporizer 4 of ethene.The 19th, pressure maintaining valve.Can provide enough motivational guarantee ethene normally to replenish, can prevent that again storage tank from leaking the superpressure danger that causes after heat is boosted.
Described propane tank 2 is established the gas-phase space that ftercompction pipeline P10 is connected propane tank 2 and isopentane storage tank 3 with isopentane storage tank 3.
Among interpolation pipeline P7, the P8 of described propane tank 2 and isopentane storage tank 3 exsiccator 5,6 is housed.
Described ethene storage tank 1, propane tank 2 and isopentane storage tank 3 all are connected with security protection pipeline P11, P12, the P13 that releases as storage tank safety relief and pipe safety.
The utility model is integrated on the sledge, has very strong independence.

Claims (6)

1. azeotrope replenishment system of prizing blocking natural gas purification treatment device, comprise the cryogen storage tank, the pipeline of unloading, add pipeline and external interface, it is characterized in that: described cryogen storage tank comprises ethene storage tank (1), propane tank (2) and isopentane storage tank (3), is useful on the pipeline of unloading (P1, P2, P3) that is connected to each cryogen tank car (15,16,17) on each storage tank respectively; Article three, adding pipeline (P6, P7, P8) all pass through flowmeter (7,9,11) and pneumatic control valve (8,10,12) and is connected to and heats pipeline (P9).
2. the azeotrope replenishment system of sled blocking natural gas purification treatment device according to claim 1, it is characterized in that: the pipeline of unloading of described propane tank (2) and isopentane storage tank (3) is provided with the pump of unloading (13,14); Described propane tank (2) and isopentane storage tank (3) have the gas phase pipeline (P4, P5) of the internal pressure that is used for balance tank car and storage tank that is connected to corresponding cryogen tank car (16,17).
3. the azeotrope replenishment system of sled blocking natural gas purification treatment device according to claim 1 and 2, it is characterized in that: ethene storage tank (1) is provided with self-loopa air-heating type gasifier (18), and the interpolation pipeline (P6) of ethene storage tank (1) is provided with the empty warm vaporizer (4) of ethene.
4. the azeotrope replenishment system of sled blocking natural gas purification treatment device according to claim 1 and 2 is characterized in that: described propane tank (2) and isopentane storage tank (3) are established the gas-phase space that ftercompction pipeline (P10) is connected propane tank (2) and isopentane storage tank (3).
5. the azeotrope replenishment system of sled blocking natural gas purification treatment device according to claim 1 and 2 is characterized in that: in the interpolation pipeline (P7, P8) of described propane tank (2) and isopentane storage tank (3) exsiccator (5,6) is housed.
6. the azeotrope replenishment system of sled blocking natural gas purification treatment device according to claim 1 and 2 is characterized in that: described ethene storage tank (1), propane tank (2) and isopentane storage tank (3) all are connected with the security protection pipeline (P11, P12, P13) of releasing as storage tank safety relief and pipe safety.
CN 201320115477 2013-03-14 2013-03-14 Mixed refrigerant supplementing system of packaged natural gas purification treatment device Expired - Fee Related CN203215291U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320115477 CN203215291U (en) 2013-03-14 2013-03-14 Mixed refrigerant supplementing system of packaged natural gas purification treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320115477 CN203215291U (en) 2013-03-14 2013-03-14 Mixed refrigerant supplementing system of packaged natural gas purification treatment device

Publications (1)

Publication Number Publication Date
CN203215291U true CN203215291U (en) 2013-09-25

Family

ID=49204829

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320115477 Expired - Fee Related CN203215291U (en) 2013-03-14 2013-03-14 Mixed refrigerant supplementing system of packaged natural gas purification treatment device

Country Status (1)

Country Link
CN (1) CN203215291U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105157346A (en) * 2015-09-23 2015-12-16 天津市振津石油天然气工程有限公司 Small-sized mobile type skid-mounted natural gas liquefaction refrigerant device
CN105157289A (en) * 2015-10-10 2015-12-16 税建平 Filling method of composite refrigerant for MRC refrigeration cycle
CN114777367A (en) * 2022-04-15 2022-07-22 合肥万豪能源设备有限责任公司 Skid-mounted refrigerant supplementing, recycling and reusing device and using method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105157346A (en) * 2015-09-23 2015-12-16 天津市振津石油天然气工程有限公司 Small-sized mobile type skid-mounted natural gas liquefaction refrigerant device
CN105157289A (en) * 2015-10-10 2015-12-16 税建平 Filling method of composite refrigerant for MRC refrigeration cycle
CN114777367A (en) * 2022-04-15 2022-07-22 合肥万豪能源设备有限责任公司 Skid-mounted refrigerant supplementing, recycling and reusing device and using method thereof

Similar Documents

Publication Publication Date Title
CN102200220B (en) Liquefied natural gas (LNG) filling station
KR102438790B1 (en) Bunkering vessel
CN203731088U (en) LNG receiving station process system for recovering BOG based on normal temperature compressor
KR101560083B1 (en) Method for dispensing compressed gases
Wieliczko et al. Hydrogen technologies for energy storage: A perspective
CN102155615A (en) LNG (liquefied natural gas) pump-free air-entrapping method with BOG (boil off gas) recycling function and LNG pump-free air-entrapping device
CN203215291U (en) Mixed refrigerant supplementing system of packaged natural gas purification treatment device
CN204704606U (en) A kind of liquefied natural gas (LNG) tank based on liquid nitrogen cold regulation
CN102011939A (en) System and method for temperature reduction and pressure stabilization of liquefied natural gas storage tank
CN104061431A (en) Modularized BOG (Boil Off Gas) re-liquefaction system of low-temperature liquid storage tank
WO2010151118A1 (en) System and method for the delivery of lng
CN105318190A (en) Boil off gas (BOG) liquefaction recovery system and method
CN102537659A (en) Self-supercharging LNG (liquefied natural gas) movable filling device and filling method thereof
CN104165266B (en) A kind of pressure reduction formula liquefied natural gas filling station adds injection system and method thereof
CN105090739B (en) A kind of intelligent retracting device of the scattered gas of multifunctional natural gas and its method
CN201827660U (en) Cooling and pressure stabilizing system of liquefied natural gas storage tank
CN203190024U (en) Filling machine of liquefied natural gas vehicle
CN205118653U (en) LNG is from pressure boost device of unloading
CN204387673U (en) LNG skid gas station
CN202001835U (en) Automatic filling device for liquid chlorine tank wagon
CN203348913U (en) Liquid ammonia loading and unloading system
CN105927846B (en) LNG field station loading and unloading integrated system and loading and unloading method using same
CN207394353U (en) A kind of differential LNG tank cars charging system
CN103322410A (en) Unpowered prying-mounted liquefied natural gas refueling station
RU2637155C1 (en) Method of supplying high pressure hydrogen gas to consumer

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130925

Termination date: 20170314

CF01 Termination of patent right due to non-payment of annual fee