FR2468084A2 - Water-heater recuperating heat from refrigeration plant - has double-tube gas-condensing heat exchanger coil containing water to be heated - Google Patents

Water-heater recuperating heat from refrigeration plant - has double-tube gas-condensing heat exchanger coil containing water to be heated Download PDF

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Publication number
FR2468084A2
FR2468084A2 FR7925664A FR7925664A FR2468084A2 FR 2468084 A2 FR2468084 A2 FR 2468084A2 FR 7925664 A FR7925664 A FR 7925664A FR 7925664 A FR7925664 A FR 7925664A FR 2468084 A2 FR2468084 A2 FR 2468084A2
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FR
France
Prior art keywords
water
heated
coil
double
heater
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
FR7925664A
Other languages
French (fr)
Other versions
FR2468084B2 (en
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.)
RIDEL FRANCOIS
Original Assignee
RIDEL FRANCOIS
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 RIDEL FRANCOIS filed Critical RIDEL FRANCOIS
Priority to FR7925664A priority Critical patent/FR2468084A2/en
Publication of FR2468084A2 publication Critical patent/FR2468084A2/en
Application granted granted Critical
Publication of FR2468084B2 publication Critical patent/FR2468084B2/fr
Granted legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H4/00Fluid heaters characterised by the use of heat pumps
    • F24H4/02Water heaters
    • F24H4/04Storage heaters

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The water pro-heater consists of a tank (1) of water heated by the hot refrigerant gas from the compressor of a refrigeration installation. A coil (3) carrying the water to be heated is submerged in the tank. Water flows into the coil at the lower end and out at the top. The coil is in two sections with a branch (10) between the two, allowing water to be drawn off under the control of an automatic valve (12). To increase the rate of heat exchange between the hot refrigerant gas and the water in the coil, a double tube coil is used for the first half of the coil. Insulation of the outer tube protects the cooling water against being heated by the water in the tank.

Description

Le brevet principal concerne un chauffe eau fonctionaant par récupération de calories sur les installations frigorifiques, décrit dans le brevet d'invention dépose le 12.12.78 sous le numéro 78 34855. L'originali*é du procédé retenu est un système à double échangeur, solutionnant principalement le problème du dépat de tartre, il apporte aussi une solution au problème de la sécurité sur le plan de l'hygiène alimentaire. The main patent relates to a water heater operating by heat recovery on refrigeration installations, described in the invention patent filed on 12.12.78 under number 78 34855. The originality of the process used is a double exchanger system, mainly solving the problem of scale deposits, it also provides a solution to the problem of safety in terms of food hygiene.

L'addition à pour but de fournir un complément d'informations sur certains accessoires apportant des éléments complémentaires de sécurité et de développer de nouvelles possibilités d'utilisation de ce système de production d'eau chaude à d'autres applications. The purpose of the addition is to provide additional information on certain accessories providing additional safety elements and to develop new possibilities for using this hot water production system for other applications.

Dans-les chauffe eau traditionnels soient éléctriques soient à récupération de calories à simple échangeurs, la pression varie en fonÉtlondes températures intérieures de l'eau et il y a nécessité de prévoir une vanne dite de sécurité, pour évacuer le volume d'eau exédentaire. Dans les chauffe eau à double échangeur tel que nous les décrivont, il n'y a pas cet inconvénient et une simple soupape de sureté placée dans le haut du réservoir sera suffisante. In traditional water heaters are electric or heat recovery with simple exchangers, the pressure varies depending on the internal temperatures of the water and there is a need to provide a so-called safety valve to evacuate the volume of excess water. In double exchanger water heaters as we describe them, there is not this drawback and a simple safety valve placed at the top of the tank will be sufficient.

Par mesure d'hygiène il n'sst pas permis de chauffer de l'eau sanitaire directement drus un réservoir dans lequel circule un produit toxique. Les chauffe eau objet de ce brevet, par le système à double échangeur répond à ce règlement. La pression interne du réservoir est pratiquement nulle et en cas de rupture d'un des échangeurs, la pression monterait dans le réservoir et le manocontact prévu pour cet effet déclencherait l'alarme et stopperait le compresseur de l'installation frigorifique. For hygienic reasons, it is not allowed to heat domestic water directly from a tank in which a toxic product circulates. The water heaters object of this patent, by the double exchanger system meets this regulation. The internal pressure of the tank is practically zero and in the event of the rupture of one of the exchangers, the pressure would rise in the tank and the pressure switch provided for this purpose would trigger the alarm and stop the compressor of the refrigeration installation.

Ce système de production d'eau chaude est utilisable également en complément dans une installation de chauffage central à eau chaude. Devant l'intérêt de réserver les énergies stockables pour le chauffage d'hiver, il sera préférable d'utiliser ce dispositif de production d'eau chaude aux périodes favorables pour les producteurs d'énergie électrique. This hot water production system can also be used in addition to a hot water central heating installation. In the interest of reserving storable energies for winter heating, it will be preferable to use this hot water production device at favorable times for producers of electric energy.

Cette chaudière de préchauffage peut
avoir un ou plusieurs échangeurs primaires alimentés par
des sources différentes : solaires, pompes à chaleur ou
résistances électriques soient scule soient en addition
5soient en combinaison.
This preheating boiler can
have one or more primary exchangers supplied by
different sources: solar, heat pumps or
electrical resistances either be added
5 are in combination.

Afin de pouvoir utiliser le disposi
tif présentement décrit comme condenseur unique dans un
système frigorifique à refroidissement à eau les échangeurs
présentent de nouvelles particularités . En un point inter10médiaire (10) de l'échangeur primaire une dérivation permet
d'évacuer l'eau vers l'extérieur. Une electro-vanne commandée
par un pressostat limiteur de pression permettra d'evacuer
l'eau de refroidissement comme sur un condenseur à eau tra
ditionnel. L'inertie créée par le système à double échangeur i5ne permettant pas un refroidissement suffisament rapide pour
abaisser la température du fluide réfrigérant, il est prévu
sur cette première partie de l'échangeur primaire que le re
froidissement se ferait dans un échangeur construit avec deux
tubes concentriques. Le fluide réfrigérant circulera au con- autre et l'eau de refroidissement a contre courant entre les
deux tubes. Une isolation du tube extérieur protège l'eau de
refroidissemnt contre le réchauffement par l'eau du ballon.
In order to use the device
tif presently described as a single condenser in a
water-cooled refrigeration system exchangers
present new features. At an intermediate point (10) of the primary exchanger, a bypass allows
to evacuate the water to the outside. A controlled solenoid valve
by a pressure limiting pressure switch will allow to evacuate
cooling water as on a tra water condenser
additional. The inertia created by the i5 double exchanger system does not allow fast enough cooling to
lower the coolant temperature, it is expected
on this first part of the primary exchanger that the re
cooling would be done in an exchanger built with two
concentric tubes. The refrigerant will circulate in the other way and the cooling water will flow against the current
two tubes. Insulation of the outer tube protects the water from
cooling against heating by the water in the flask.

Claims (2)

REVENDICATIONS - 1 - Dispositif économique de production d'eau chaude a- dapté sur un système frigorifique entre le compresseur et le condenseur, fonctionnant par prélèvement de calories sur le fluide caloporteur de l'installation, se rapportant à l'une quelconque des revendications de brevet n 78 34 855 du 12.12.78 caractérisé en ce que le serpentin primaire dans une partie seulement peut-être formée de deux tubes concentriques. - 1 - Economic device for producing hot water adapted on a refrigeration system between the compressor and the condenser, operating by taking calories from the heat transfer fluid of the installation, relating to any one of the patent claims n 78 34 855 of 12.12.78 characterized in that the primary coil in only one part can be formed of two concentric tubes. - 2 - Dispositif de production d'eau ;chaude le rapportant a la revendication un du présent additif caractérisé en ce que ce serpentin primaire peut avoir une dérivation médiane (10) vers l'extériour. - 2 - Device for producing hot water relating to claim one of this additive characterized in that this primary coil may have a median bypass (10) to the exterior.
FR7925664A 1979-10-16 1979-10-16 Water-heater recuperating heat from refrigeration plant - has double-tube gas-condensing heat exchanger coil containing water to be heated Granted FR2468084A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7925664A FR2468084A2 (en) 1979-10-16 1979-10-16 Water-heater recuperating heat from refrigeration plant - has double-tube gas-condensing heat exchanger coil containing water to be heated

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7925664A FR2468084A2 (en) 1979-10-16 1979-10-16 Water-heater recuperating heat from refrigeration plant - has double-tube gas-condensing heat exchanger coil containing water to be heated

Publications (2)

Publication Number Publication Date
FR2468084A2 true FR2468084A2 (en) 1981-04-30
FR2468084B2 FR2468084B2 (en) 1983-02-18

Family

ID=9230715

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7925664A Granted FR2468084A2 (en) 1979-10-16 1979-10-16 Water-heater recuperating heat from refrigeration plant - has double-tube gas-condensing heat exchanger coil containing water to be heated

Country Status (1)

Country Link
FR (1) FR2468084A2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4407142A (en) * 1980-02-14 1983-10-04 Hall & Kay Engineering Limited Heat recovery
EP0099875A2 (en) * 1982-07-21 1984-02-01 Alois Schwarz Arrangement for heating central heating water and consumption water
CN100526788C (en) * 2007-10-12 2009-08-12 华南理工大学 Plate-fin type water heat exchanger of gas burner water heater
EP2136151A4 (en) * 2007-03-27 2015-11-25 Daikin Ind Ltd Heat pump type hot water supply apparatus and heating hot water supply apparatus

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4407142A (en) * 1980-02-14 1983-10-04 Hall & Kay Engineering Limited Heat recovery
EP0099875A2 (en) * 1982-07-21 1984-02-01 Alois Schwarz Arrangement for heating central heating water and consumption water
EP0099875A3 (en) * 1982-07-21 1984-07-25 Id-Energiesysteme Gesellschaft M.B.H. Heat exchanger
US4492093A (en) * 1982-07-21 1985-01-08 Id-Energiesysteme Gesellschaft M.B.H. Heat exchanger system
EP2136151A4 (en) * 2007-03-27 2015-11-25 Daikin Ind Ltd Heat pump type hot water supply apparatus and heating hot water supply apparatus
CN100526788C (en) * 2007-10-12 2009-08-12 华南理工大学 Plate-fin type water heat exchanger of gas burner water heater

Also Published As

Publication number Publication date
FR2468084B2 (en) 1983-02-18

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