CA2117944A1 - Cryogenic Temperature Control System - Google Patents

Cryogenic Temperature Control System

Info

Publication number
CA2117944A1
CA2117944A1 CA 2117944 CA2117944A CA2117944A1 CA 2117944 A1 CA2117944 A1 CA 2117944A1 CA 2117944 CA2117944 CA 2117944 CA 2117944 A CA2117944 A CA 2117944A CA 2117944 A1 CA2117944 A1 CA 2117944A1
Authority
CA
Canada
Prior art keywords
control system
temperature control
cryogenic temperature
evaporator
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.)
Granted
Application number
CA 2117944
Other languages
French (fr)
Other versions
CA2117944C (en
Inventor
Bernard De Langavant
Normand Masse
Jean-Jacques De Langavant
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.)
Fridev Refrigeration Systems Inc
Original Assignee
Fridev Refrigeration Systems Inc
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 Fridev Refrigeration Systems Inc filed Critical Fridev Refrigeration Systems Inc
Priority to CA 2117944 priority Critical patent/CA2117944C/en
Publication of CA2117944A1 publication Critical patent/CA2117944A1/en
Application granted granted Critical
Publication of CA2117944C publication Critical patent/CA2117944C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
    • F25D3/10—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air
    • F25D3/105—Movable containers
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/001—Arrangement or mounting of control or safety devices for cryogenic fluid systems
    • 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/14—Power generation using energy from the expansion of the refrigerant
    • F25B2400/141—Power generation using energy from the expansion of the refrigerant the extracted power is not recycled back in the refrigerant circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

Cryogenic cooling system for transport vehicles. The cooling system includes an evaporator supplied with liquid CO2 from a fill tank. A gas driven pump circulates liquid CO2 from the fill tank to the evaporator. Working fluid is supplied to gas pump from the evaporator in the form of CO2 gas.
CA 2117944 1994-10-12 1994-10-12 Cryogenic temperature control system Expired - Fee Related CA2117944C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2117944 CA2117944C (en) 1994-10-12 1994-10-12 Cryogenic temperature control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2117944 CA2117944C (en) 1994-10-12 1994-10-12 Cryogenic temperature control system

Publications (2)

Publication Number Publication Date
CA2117944A1 true CA2117944A1 (en) 1996-04-13
CA2117944C CA2117944C (en) 1998-08-18

Family

ID=4153087

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2117944 Expired - Fee Related CA2117944C (en) 1994-10-12 1994-10-12 Cryogenic temperature control system

Country Status (1)

Country Link
CA (1) CA2117944C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10474982B2 (en) 2016-10-04 2019-11-12 Walmart Apollo, Llc Systems and methods utilizing nanotechnology insulation materials in limiting temperature changes during product delivery
US10488095B2 (en) 2016-05-18 2019-11-26 Walmart Apollo, Llc Evaporative cooling systems and methods of controlling product temperatures during delivery

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2567097B (en) 2016-07-27 2021-04-21 Walmart Apollo Llc Systems and methods for delivering perishable items

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10488095B2 (en) 2016-05-18 2019-11-26 Walmart Apollo, Llc Evaporative cooling systems and methods of controlling product temperatures during delivery
US10474982B2 (en) 2016-10-04 2019-11-12 Walmart Apollo, Llc Systems and methods utilizing nanotechnology insulation materials in limiting temperature changes during product delivery

Also Published As

Publication number Publication date
CA2117944C (en) 1998-08-18

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed