RU2019107643A - PLANT FOR REDUCING GAS AND RECEIVING LNG - Google Patents

PLANT FOR REDUCING GAS AND RECEIVING LNG Download PDF

Info

Publication number
RU2019107643A
RU2019107643A RU2019107643A RU2019107643A RU2019107643A RU 2019107643 A RU2019107643 A RU 2019107643A RU 2019107643 A RU2019107643 A RU 2019107643A RU 2019107643 A RU2019107643 A RU 2019107643A RU 2019107643 A RU2019107643 A RU 2019107643A
Authority
RU
Russia
Prior art keywords
auxiliary
gas line
heat exchanger
gas
line
Prior art date
Application number
RU2019107643A
Other languages
Russian (ru)
Other versions
RU2019107643A3 (en
RU2746775C2 (en
Inventor
Андрей Владиславович Курочкин
Original Assignee
Андрей Владиславович Курочкин
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 Андрей Владиславович Курочкин filed Critical Андрей Владиславович Курочкин
Priority to RU2019107643A priority Critical patent/RU2746775C2/en
Publication of RU2019107643A publication Critical patent/RU2019107643A/en
Publication of RU2019107643A3 publication Critical patent/RU2019107643A3/ru
Application granted granted Critical
Publication of RU2746775C2 publication Critical patent/RU2746775C2/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J1/00Processes or apparatus for liquefying or solidifying gases or gaseous mixtures

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Claims (1)

Установка для редуцирования газа и получения СПГ, включающая блоки осушки и очистки газа, предварительный и основной теплообменники, сепаратор, первый и второй детандеры и компрессор, соединенные между собой, отличающаяся тем, что в качестве компрессора установлен компрессор холодильной машины, линия осушенного природного газа высокого давления разделена на по меньшей мере одну линию вспомогательного газа, линии основного и вспомогательного технологического газа и линию продукционного газа, на которой последовательно расположены первая секция предварительного теплообменника, блок очистки, вторая секция предварительного теплообменника, основной теплообменник, первый детандер и сепаратор, оснащенный линией вывода СПГ и линией обратного газа с основным теплообменником, на линии основного технологического газа расположены первый испаритель холодильной машины, соединение с линией вспомогательного технологического газа, оснащенной вспомогательным холодильником, второй детандер и соединение с линией обратного газа, а на образованной этими линиями линии газа низкого давления расположен предварительный теплообменник, при этом вспомогательный холодильник расположен также на по меньшей мере одной линии вспомогательного газа, оснащенной вспомогательным детандером и вторым испарителем холодильной машины.Installation for gas reduction and LNG production, including gas dehydration and purification units, preliminary and main heat exchangers, separator, first and second expanders and a compressor connected to each other, characterized in that a refrigeration machine compressor is installed as a compressor, a line of dried natural gas pressure is divided into at least one auxiliary gas line, main and auxiliary process gas lines and a product gas line, on which the first section of the preliminary heat exchanger, the cleaning unit, the second section of the preliminary heat exchanger, the main heat exchanger, the first expander and a separator equipped with an output line are located LNG and a return gas line with the main heat exchanger, the first evaporator of the refrigeration machine is located on the main process gas line, a connection to an auxiliary process gas line equipped with an auxiliary cooler, a second expander and a connection to a return gas line, and a pre-heat exchanger is located on the low-pressure gas line formed by these lines, while the auxiliary cooler is also located on at least one auxiliary gas line equipped with an auxiliary expander and a second evaporator of the refrigerating machine.
RU2019107643A 2019-03-18 2019-03-18 Gas reduction and lng production installation RU2746775C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2019107643A RU2746775C2 (en) 2019-03-18 2019-03-18 Gas reduction and lng production installation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2019107643A RU2746775C2 (en) 2019-03-18 2019-03-18 Gas reduction and lng production installation

Publications (3)

Publication Number Publication Date
RU2019107643A true RU2019107643A (en) 2020-09-18
RU2019107643A3 RU2019107643A3 (en) 2020-12-15
RU2746775C2 RU2746775C2 (en) 2021-04-20

Family

ID=72942903

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2019107643A RU2746775C2 (en) 2019-03-18 2019-03-18 Gas reduction and lng production installation

Country Status (1)

Country Link
RU (1) RU2746775C2 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3503220A (en) * 1967-07-27 1970-03-31 Chicago Bridge & Iron Co Expander cycle for natural gas liquefication with split feed stream
US9003828B2 (en) * 2007-07-09 2015-04-14 Lng Technology Pty Ltd Method and system for production of liquid natural gas
RU2541360C1 (en) * 2014-02-20 2015-02-10 Общество с ограниченной ответственностью "Газпром трансгаз Екатеринбург" Liquefied natural gas production method and complex for its implementation
KR101669729B1 (en) * 2014-11-13 2016-10-26 강희자 Air liquefaction system using lng cold energy with ejector expansion device entraining expanded vapor

Also Published As

Publication number Publication date
RU2019107643A3 (en) 2020-12-15
RU2746775C2 (en) 2021-04-20

Similar Documents

Publication Publication Date Title
RU2007125077A (en) METHOD FOR LIQUIDING NATURAL GAS (OPTIONS) AND INSTALLATION FOR ITS IMPLEMENTATION (OPTIONS)
US20150330705A1 (en) Systems and Methods for Natural Gas Liquefaction Capacity Augmentation
WO2015024071A1 (en) Waste heat utilization in gas compressors
CN105509359B (en) A kind of phase transformation wave rotor auto-cascading refrigeration system and its method of work
RU2019107643A (en) PLANT FOR REDUCING GAS AND RECEIVING LNG
RU2019107715A (en) PLANT FOR GAS RECOVERY AND LNG PRODUCTION
CN104792052A (en) Novel ultralow-temperature compression refrigerating system
RU2019107641A (en) LNG PLANT
RU2019107714A (en) PLANT FOR GAS REDUCTION AND GENERATION OF A CONSTANT LNG QUANTITY
RU2019114332A (en) PLANT FOR REDUCING GAS AND OBTAINING LIQUEFIED NATURAL GAS (VERSIONS)
RU2019114333A (en) PLANT FOR PRODUCING LIQUEFIED NATURAL GAS (VERSIONS)
RU2019106380A (en) LNG PRODUCTION PLANT
RU2019114334A (en) PLANT FOR GAS REDUCTION AND PRODUCTION OF A CONSTANT QUANTITY OF LIQUEFIED NATURAL GAS (VERSIONS)
Alavi et al. Power regeneration upgrading of vapour compression refrigeration plants
RU2019105741A (en) PLANT FOR PRODUCTION OF LIQUEFIED NATURAL GAS
RU2019107200A (en) PLANT FOR PRODUCING LNG AND METHOD OF ITS OPERATION
RU2495341C2 (en) Natural gas liquefaction unit
CN217330289U (en) Low-temperature water chilling unit with double parallel-connected machine head screws
CN105571200B (en) Expansion work reclaims refrigerating plant and method certainly
CN115727559B (en) Combined type refrigerating ice machine for diketene production
RU2019100355A (en) INSTALLATION OF NATURAL GAS REDUCTION WITH PRODUCTION OF GAS-MOTOR FUELS (OPTIONS)
CN110375454B (en) Natural gas pressure energy refrigerating system
CN202547203U (en) Refrigeration unit chilled water circulation pipeline
RU2018146315A (en) INSTALLATION OF LOW-TEMPERATURE DEFLEGMATION WITH NTDF RECTIFICATION FOR INTEGRATED GAS PREPARATION AND LNG PRODUCTION
CN102759252A (en) Secondary liquefaction process of waste chlorine in chlorine liquefaction and equipment configuration method