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EP3198187A1 - Procédé pour compacter un matériau en vrac isolant - Google Patents

Procédé pour compacter un matériau en vrac isolant

Info

Publication number
EP3198187A1
EP3198187A1 EP15766752.8A EP15766752A EP3198187A1 EP 3198187 A1 EP3198187 A1 EP 3198187A1 EP 15766752 A EP15766752 A EP 15766752A EP 3198187 A1 EP3198187 A1 EP 3198187A1
Authority
EP
European Patent Office
Prior art keywords
container
insulating
insulating space
bulk material
space
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.)
Withdrawn
Application number
EP15766752.8A
Other languages
German (de)
English (en)
Inventor
Thomas BALK
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.)
Linde GmbH
Original Assignee
Linde GmbH
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 Linde GmbH filed Critical Linde GmbH
Publication of EP3198187A1 publication Critical patent/EP3198187A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/001—Thermal insulation specially adapted for cryogenic vessels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/01—Shape
    • F17C2201/0104—Shape cylindrical
    • F17C2201/0109—Shape cylindrical with exteriorly curved end-piece
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/03—Orientation
    • F17C2201/032—Orientation with substantially vertical main axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05—Size
    • F17C2201/054—Size medium (>1 m3)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0304—Thermal insulations by solid means
    • F17C2203/0337—Granular
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0304—Thermal insulations by solid means
    • F17C2203/0337—Granular
    • F17C2203/0341—Perlite
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0391—Thermal insulations by vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/0602—Wall structures; Special features thereof
    • F17C2203/0612—Wall structures
    • F17C2203/0626—Multiple walls
    • F17C2203/0629—Two walls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/068—Special properties of materials for vessel walls
    • F17C2203/0682—Special properties of materials for vessel walls with liquid or gas layer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F17C2205/0323—Valves
    • F17C2205/0332—Safety valves or pressure relief valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2209/00—Vessel construction, in particular methods of manufacturing
    • F17C2209/23—Manufacturing of particular parts or at special locations
    • F17C2209/238—Filling of insulants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0146—Two-phase
    • F17C2223/0153—Liquefied gas, e.g. LPG, GPL
    • F17C2223/0161—Liquefied gas, e.g. LPG, GPL cryogenic, e.g. LNG, GNL, PLNG
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/03—Dealing with losses
    • F17C2260/031—Dealing with losses due to heat transfer
    • F17C2260/032—Avoiding freezing or defrosting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS 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
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/03—Dealing with losses
    • F17C2260/031—Dealing with losses due to heat transfer
    • F17C2260/033—Dealing with losses due to heat transfer by enhancing insulation

Definitions

  • the invention relates to a method for compacting Isolier muchgut according to claim 1.
  • Such Isolier sectionungen z. B. used in double-walled containers for insulation of the inner container.
  • the Isolier thoroughlygut must be sufficiently compacted, in particular a Lunker Struktur is to be avoided.
  • Icing occurs as well as an increase in the evaporation rate in cryogenic containers, i. an increased evaporation of the stored in the inner container cryogenic medium or fluid.
  • the present invention seeks to provide a method for compacting Isolier much apprentice, the
  • insulating bulk material is introduced into an insulating space of the container to be insulated, and the insulating space is evacuated to produce a negative pressure in the insulating space relative to the atmosphere surrounding the vessel, and b) the thus evacuated vessel is put into vibration for compacting the insulating bulk material.
  • a further step c) may be provided, which in particular connects to step b) and in which the Isolier sectiongut located in the insulating space with a gas for compressing the Isolier rempliguts is acted upon.
  • This process can be repeated until a desired filling of the insulating space (ie repetition of steps a) to b) or a) to c), wherein after step b) is started with step a) or after step c) with step a) is started).
  • step a) first the filling of the Isolier sectionsguts and then the evacuation of the insulating space (I) can be performed (or vice versa). Furthermore, it is possible to perform the filling and the evacuation simultaneously or to perform a temporal overlap.
  • the gas used to pressurize the insulating fillet is air, the z. B. from the outside or the surrounding atmosphere or from a separate supply.
  • the gas may also be nitrogen or have nitrogen.
  • the application of dry air or dry nitrogen is provided, since thus the creation of the final vacuum of the insulating space can be shortened at the end of the insulating process.
  • the container is set into the vibration described above by means of at least one vibrator coupled to the container (also referred to as a vibration generator or vibrator or vibrator unit).
  • the at least one vibrator is in particular attached to a point of the container, at which the transmission of the vibrations to the entire container can be ensured. It can also be mounted on the container or be coupled to several vibrators.
  • treated double-walled container having an inner container for storing a fluid, in particular a cryogenic fluid, as well as an outer container surrounding the inner container.
  • a fluid in particular a cryogenic fluid
  • the said insulating space between the outer container and the inner container is arranged and surrounds the inner container, so that this by the Isolier physicallyung in
  • Insulating space is thermally insulated.
  • the insulating bulk material is z. B. perlite, glass hollow body, in particular glass hollow spheres, or other mineral Isolier oftengüter.
  • Perlite is understood here to be expanded perlite. Such perlite is produced in particular from a volcanic rock with the mineralogical name perlite, by the ground
  • Raw perlite is heated.
  • the water of crystallization vaporizes and puffs it up
  • step a) a quantity of insulating bulk material is introduced into the insulating space, which occupies about 1% to 10% (depending on the total insulating volume) of the volume of the insulating space. This is assumed in each case from the non-compressed Isolier sogut.
  • the isolation space is brought in step a) to a pressure which is in particular less than -0.6 bar, and in particular in a range of about -0,6bar to -0 , 9 bar (-0.6bar or -0.9bar means that the pressure is 0.6bar or 0.9bar below the pressure of the atmosphere).
  • the vibration in step b) over a period of time in the range of about 10s to 120s (depending on the total insulating volume and filled Perlitmenge or amount of
  • Isolier nightsguts acts on the container or continues.
  • the vibration or excitation vibration of a vibrator has a frequency in the range of about 25Hz to 300Hz (depending on the container shape and size). Furthermore, it is provided according to an embodiment of the invention that the
  • Isolier sectiongut in step c) is acted upon by the gas or the air that the pressure in the insulating space (especially abruptly) z. B. rises to the pressure of the surrounding atmosphere.
  • air strike Such a loading of the Isolier sectionguts with air or gas is also referred to as air strike.
  • the at least one vibrator is fixed to an upper portion of the container on the container, in particular on an outwardly facing outside of the outer container of the double-walled container.
  • the at least one vibrator at a lower portion of the container or
  • External container (again in particular on an outer side of the container or outer container).
  • the above steps (a) to b) or a) to c)) are repeated until the container is completely filled (layered structure).
  • Fig. 1 is a schematic sectional view of an inventive
  • FIG. 1 shows a double-walled container 1 having an outer container 10 which surrounds an inner container 20 of the container 1, wherein between the
  • a gap or insulating space I is provided, which is designed and provided for receiving a Isolier literallyung or a Isolier thoroughguts S.
  • the container 1 is mounted on feet 30 on a suitable surface, wherein the feet 30 are fixed to the container bottom or on the shell of the outer container 10. Other supports of the container 1 are also conceivable.
  • the inner container 20 of the container 1 can be filled via a pipe 80 with a fluid F, in particular in the form of a cryogenic medium, or this can be drained via the pipe 80 from the inner container 20.
  • the nozzle 80 is connected to the head of the inner container 20 or the sump of the inner container 20 via a respective valve 71 or 72 and a subsequent pipeline 101 or 102.
  • Inner container 20 located fluid F, the resulting pressure or a portion of the gaseous phase of the fluid F via the outgoing from the head of the inner container 20 pipe 100 and adjoining safety valves 61, 62 are discharged to the environment A, so that the pressure in Inner container 20 drops.
  • Isolier sectiongut S, z As perlite, filled in the insulating space I and then at
  • the container 1 is provided by means of a on the outside of the outer container 10 at an upper portion 1 1
  • Vibrator 50 is placed in a vibration or vibration, which leads to a compression of the filled in the insulating space I Isolier spaguts S. After completion of the vibration
  • Vibration phase is optional, the isolation space I over head via another valve 41, which is in flow communication with the inlet 12, with air G (or nitrogen) applied (so-called air blow) and thereafter, the aforementioned method, if necessary, repeated until the insulating space I as desired is filled with the Isolier sectiongut S.
  • air G or nitrogen
  • Insulating bulk material eg perlite.
  • the inventively achievable higher density of the bulk material allows a longer life of the insulation / insulation quality, in particular even after several transports and / or location changes. This means a lower risk for the formation of so-called ice spots / Auseisonne on the outer skin of the outer container.
  • a outdoor space e.g. the atmosphere
  • G gas e.g. air

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

L'invention concerne un procédé pour compacter un matériau en vrac isolant (S), comprenant les étapes consistant à : introduire le matériau en vrac isolant (S) dans un espace isolant (I) d'un contenant à isoler (1), faire le vide dans l'espace isolant (I) pour produire une dépression dans ce dernier par rapport à la pression régnant dans un espace extérieur (A) entourant le contenant (1), mettre en vibration le contenant (1) pour compacter le matériau en vrac isolant (S), et exposer le matériau en vrac isolant (S) se trouvant dans l'espace isolant (I) à un gaz (G) pour compacter le matériau en vrac isolant (S).
EP15766752.8A 2014-09-24 2015-09-17 Procédé pour compacter un matériau en vrac isolant Withdrawn EP3198187A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP14003305 2014-09-24
PCT/EP2015/001855 WO2016045777A1 (fr) 2014-09-24 2015-09-17 Procédé pour compacter un matériau en vrac isolant

Publications (1)

Publication Number Publication Date
EP3198187A1 true EP3198187A1 (fr) 2017-08-02

Family

ID=51660280

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15766752.8A Withdrawn EP3198187A1 (fr) 2014-09-24 2015-09-17 Procédé pour compacter un matériau en vrac isolant

Country Status (2)

Country Link
EP (1) EP3198187A1 (fr)
WO (1) WO2016045777A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018019599A1 (fr) 2016-07-29 2018-02-01 Evonik Degussa Gmbh Procédé pour la fabrication d'un matériau hydrophobe, thermo-isolant
EP3571173A1 (fr) 2017-01-18 2019-11-27 Evonik Degussa GmbH Matériau granulaire thermo-isolant et son procédé de fabrication
DE102017209782A1 (de) * 2017-06-09 2018-12-13 Evonik Degussa Gmbh Verfahren zur Wärmedämmung eines evakuierbaren Behälters
EP3762137A1 (fr) 2018-03-05 2021-01-13 Evonik Operations GmbH Procédé de production d'un matériau aérogel
EP3597615A1 (fr) 2018-07-17 2020-01-22 Evonik Operations GmbH Matériau d'oxyde mixte granulaire et composition d'isolation thermique sur sa base
KR102543511B1 (ko) 2018-07-17 2023-06-15 에보니크 오퍼레이션즈 게엠베하 발연 실리카 과립을 기재로 하는 단열성 조성물 및 그의 제조 방법
MX2021000626A (es) 2018-07-18 2021-03-25 Evonik Operations Gmbh Procedimiento de hidrofobizacion de cuerpos de material de aislamiento conformados a base de silice a presion ambiental.
CN116357880A (zh) * 2023-05-09 2023-06-30 山东中杰特种装备股份有限公司 一种珠光砂填充装置及工艺

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US3633878A (en) * 1969-10-14 1972-01-11 Silbrico Corp Apparatus for settling insulation material in cryogenic tanks
AT375161B (de) * 1982-08-20 1984-07-10 Ver Edelstahlwerke Ag Verfahren zur herstellung eines thermisch isolierten koerpers, vorzugsweise rohres
JPH07332593A (ja) * 1994-06-02 1995-12-22 Teisan Kk 断熱二重容器に対する粉末断熱材充填方法
US20030029877A1 (en) * 2001-07-30 2003-02-13 Mathur Virendra K. Insulated vessel for storing cold fluids and insulation method
US6688343B1 (en) * 2002-09-20 2004-02-10 Samson Co., Ltd. Apparatus for filling insulation material and method thereof
US8240344B2 (en) * 2008-08-05 2012-08-14 Chicago Bridge & Iron Company Method and apparatus for insulating a component of a low-temperature or cryogenic storage tank
US20100146992A1 (en) * 2008-12-10 2010-06-17 Miller Thomas M Insulation for storage or transport of cryogenic fluids

Non-Patent Citations (1)

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Title
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Also Published As

Publication number Publication date
WO2016045777A1 (fr) 2016-03-31

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