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BE622516A - - Google Patents

Info

Publication number
BE622516A
BE622516A BE622516DA BE622516A BE 622516 A BE622516 A BE 622516A BE 622516D A BE622516D A BE 622516DA BE 622516 A BE622516 A BE 622516A
Authority
BE
Belgium
Prior art keywords
emi
tank
installations
warning
warning device
Prior art date
Application number
Other languages
French (fr)
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.)
Publication of BE622516A publication Critical patent/BE622516A/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/02—Preventing, monitoring, or locating loss
    • F17D5/04—Preventing, monitoring, or locating loss by means of a signalling fluid enclosed in a double wall
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • F16L59/021—Shape or form of insulating materials, with or without coverings integral with the insulating materials comprising a single piece or sleeve, e.g. split sleeves; consisting of two half sleeves; comprising more than two segments
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/042—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
    • G01M3/045—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L2101/00—Uses or applications of pigs or moles
    • F16L2101/30—Inspecting, measuring or testing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)

Description

       

   <EMI ID=1.1> 

  
stockage ou canalisations tubulaires etc*- et procédé Pour enregistrer les défauts d'étanchéité de ces récipient 3.

  
 <EMI ID=2.1> 

  
chant la sortie, dans le milieu environnant, pour des réel** pients enterres tels que des réservoirs de stockage, des ca-

  
 <EMI ID=3.1>   <EMI ID=4.1> 

  
souple perméable au liquidé) comme par exemple du sable* Une telle installation comporte également un dispositif avertisseur qui signale la présence d'un liquide de suintement dans l'intervalle. Ces dispositifs avertisseurs

  
 <EMI ID=5.1> 

  
ou de tubes reniflards.

  
Le montage de ces installations est relativement difficile et nécessite avant tout des installations spé-

  
 <EMI ID=6.1> 

  
être descendus*

  
 <EMI ID=7.1> 

  
et, de rendre moins coûteuse ces installations connues et <EMI ID=8.1>  <EMI ID=9.1>  . cipient enveloppe pur des ondulations, de préférence sous .la forme d'emboutie,.. De cette façon$ 1* utilisation d'un milieu particulier perméable aux liquidas, placé entre le <EMI ID=10.1>  

  
 <EMI ID=11.1> 

  
la forme d'une culotte,, 

  
 <EMI ID=12.1> 

  
dans l'enveloppe, il existe entre les para:!.. du réservoir ;

  
 <EMI ID=13.1> 

  
 <EMI ID=14.1> 

  
déjà dit,,. une réponse rapide du dispositif avertisseur, 

  
 <EMI ID=15.1> 

  
 <EMI ID=16.1> 

  
 <EMI ID=17.1> 

  
 <EMI ID=18.1> 

  
t&#65533;llique pour le réservoir et l'enveloppe métallique pour  constituer un condensateur, en cas de charge électrique, on 

  
 <EMI ID=19.1> 

  
que 

  
dire le temps qui s'écoule pour/le potentiel appliqué tombe 

  
 <EMI ID=20.1>  

  
 <EMI ID=21.1> 

  
mesure et d'avertissement, il est bon de disposer entre l'enveloppe métallique et la paroi métallique du réservoir

  
 <EMI ID=22.1> 

  
 <EMI ID=23.1> 

  
et qui est isolée électriquement du réservoir enfer.par

  
 <EMI ID=24.1> 

  
ailleurs, est isolée de la terre par l'isolant extérieur,

  
 <EMI ID=25.1> 

  
dification du diélectrique par suite d'une fuite, voire un contact de l'enveloppe d'aluminium avec le réservoir en

  
 <EMI ID=26.1> 

  
 <EMI ID=27.1> 

  
circuit électrique



   <EMI ID = 1.1>

  
storage or tubular conduits etc * - and process To record leaks in these receptacles 3.

  
 <EMI ID = 2.1>

  
singing the exit, into the surrounding environment, for real ** buried pients such as storage tanks,

  
 <EMI ID = 3.1> <EMI ID = 4.1>

  
flexible liquid permeable) such as for example sand * Such an installation also includes a warning device which signals the presence of an oozing liquid in the interval. These warning devices

  
 <EMI ID = 5.1>

  
or breather tubes.

  
The assembly of these installations is relatively difficult and above all requires special installations.

  
 <EMI ID = 6.1>

  
to be descended *

  
 <EMI ID = 7.1>

  
and, to make these known installations less expensive and <EMI ID = 8.1> <EMI ID = 9.1>. container enveloping pure corrugations, preferably in the pressed form, .. In this way $ 1 * use of a particular medium permeable to liquidas, placed between the <EMI ID = 10.1>

  
 <EMI ID = 11.1>

  
the shape of a panty,

  
 <EMI ID = 12.1>

  
in the envelope, there are between the para:! .. of the tank;

  
 <EMI ID = 13.1>

  
 <EMI ID = 14.1>

  
already said,,. rapid response from the warning device,

  
 <EMI ID = 15.1>

  
 <EMI ID = 16.1>

  
 <EMI ID = 17.1>

  
 <EMI ID = 18.1>

  
t &#65533; llique for the tank and the metal casing to constitute a capacitor, in case of electric charge, we

  
 <EMI ID = 19.1>

  
than

  
say the time that elapses for / the applied potential falls

  
 <EMI ID = 20.1>

  
 <EMI ID = 21.1>

  
measurement and warning, it is good to have between the metal casing and the metal wall of the tank

  
 <EMI ID = 22.1>

  
 <EMI ID = 23.1>

  
and which is electrically isolated from the hell tank.

  
 <EMI ID = 24.1>

  
elsewhere, is isolated from the earth by the external insulation,

  
 <EMI ID = 25.1>

  
dielectric dielectric due to a leak, or even contact of the aluminum casing with the tank in

  
 <EMI ID = 26.1>

  
 <EMI ID = 27.1>

  
electrical circuit

Claims (1)

<EMI ID=28.1> <EMI ID = 28.1> ties recourbées, de préférence sous forme de parties embou-fies. <EMI ID=29.1> Curved ties, preferably in the form of embou-fied parts. <EMI ID = 29.1> le contenu du réservoir sortant de celui"ci... the contents of the tank coming out of this "...
BE622516D 1961-09-19 BE622516A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB0064062 1961-09-19

Publications (1)

Publication Number Publication Date
BE622516A true BE622516A (en)

Family

ID=6974240

Family Applications (1)

Application Number Title Priority Date Filing Date
BE622516D BE622516A (en) 1961-09-19

Country Status (2)

Country Link
BE (1) BE622516A (en)
FR (1) FR1348404A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990000698A1 (en) * 1988-07-08 1990-01-25 Rib Loc Group Limited Means for and method of detecting and controlling pipeline leakages

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2455707A1 (en) * 1979-05-03 1980-11-28 Carbonisation Entr Ceram SUB-ASSEMBLY FOR THE DETECTION OF LEAKS OF A LIQUID METAL AND DETECTION DEVICE COMPRISING SEVERAL SUB-ASSEMBLIES OF THIS TYPE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990000698A1 (en) * 1988-07-08 1990-01-25 Rib Loc Group Limited Means for and method of detecting and controlling pipeline leakages

Also Published As

Publication number Publication date
FR1348404A (en) 1964-04-10

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