WO2013174218A1 - Contact-type ice making device with change in phases of secondary refrigerant, ice slurry water source heat pump, and hydro-heater - Google Patents

Contact-type ice making device with change in phases of secondary refrigerant, ice slurry water source heat pump, and hydro-heater

Info

Publication number
WO2013174218A1
WO2013174218A1 PCT/CN2013/075565 CN2013075565W WO2013174218A1 WO 2013174218 A1 WO2013174218 A1 WO 2013174218A1 CN 2013075565 W CN2013075565 W CN 2013075565W WO 2013174218 A1 WO2013174218 A1 WO 2013174218A1
Authority
WO
Grant status
Application
Patent type
Prior art keywords
heat
water
ice
refrigerant
phase
Prior art date
Application number
PCT/CN2013/075565
Other languages
French (fr)
Chinese (zh)
Inventor
罗良宜
Original Assignee
Luo Roy
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

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
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS
    • F25D17/00Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/02Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
    • 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
    • F25CPRODUCING, WORKING OR HANDLING ICE
    • F25C2301/00Special arrangements or features for producing ice
    • F25C2301/002Producing ice slurries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/80Food processing
    • Y02P60/85Food storage or conservation
    • Y02P60/855Ice production, e.g. for conservation purposes

Abstract

Disclosed is a contact-type ice making device with a change in the phases of a secondary refrigerant, an ice slurry water source heat pump, and a hydro-heater. The contact-type ice making device with a change in the phases of the secondary refrigerant comprises an evaporator, a blower and a condenser connected to one another through pipelines; the pipeline of the evaporator and the condenser is provided with a control valve, and a cold source heat exchanging element is provided in the condenser.

Description

Contact carrier phase change refrigerant ice making apparatus and ice slurry water source heat pump water heater Field

Technical Field The present invention relates to an ice making apparatus, particularly relates to a contact carrier refrigerant phase change apparatus of the ice making, ice slurry water pump and water heater, the present application is filed on May 24, 2012 Application No. 201220237000.X for the Chinese utility model patents, the filing date of November 18, 2012, the application number of Chinese utility model patent 201220608228.5, filed on April 11, 2013, the application number 201320180232.0 of Chinese utility Model patent, the above patent application incorporated herein by reference.

Background technique

Ice storage technology has a variety of ice-making mode, these ice can be divided into two categories. The first type is direct heat exchange with the refrigerant water mode, its high heat transfer efficiency, a large heat transfer capacity to produce type ice cream, ice-melting process load following performance is good, but due to the formation of corrosive gas or the like, affect the purity of the refrigerant, influence operation of the refrigerator, has largely been eliminated. The second type is water indirect heat exchange with the refrigerant, the cold water source by indirect heat exchange also includes static and dynamic ice ice in two ways: 1. Static ice making device, i.e., a cooling tube or the outer junction device Shengbing Rong ice, ice itself is in a relatively quiescent state, the ice making process in a static, with the increase of the amount of ice, the thermal resistance between the source and the cold water is gradually increased, thereby reducing the rate of ice, increasing energy loss. Although static ice-making system is simple, stable, easy to implement, has become the mainstream of ice storage system applications, but it exists low static ice formation process heat transfer efficiency, load following the ice-melting process is poor, the heat exchange tubes frozen in ice high reliability requirements and not easy in maintenance, the heat exchange tubes arranged in complex, high investment costs, particularly large scale can not be achieved at low cost ice. 2. The ice making apparatus, the ice making process there is ice, ice slurry generated, and ice crystals, the ice slurry in motion, brine ice making include supercooled water, an aqueous solution of a thermally conductive liquid and the like, the ice is not heat exchange surface of the growth, thermal resistance and thus is not carried with the ice making process is changed between the water and the cold source, the ice making process has been to maintain a high heat exchange efficiency, the refrigerator can operate in the preferred conditions; generating ice cream type ice melting ice during load following performance is good, but system complexity, poor stability, brine in the heat exchanger by the fluid flow and heat transfer process, heat exchange efficiency is still not so high, the heat transfer capacity remains relatively small.

Ground source / water heat pump is energy-efficient technology demonstration, the advantage that high efficiency, reliable operation, long life, small footprint, easy maintenance, and flexible installation, while cooling and heating and the like. Currently, the biggest problem source / water source heat pump applications in the northern region in winter the water temperature is low, low heat load, to increase the supply of heat, we had a significant increase in geothermal wells / water intake facilities, conventional water source heat pump in winter can only extract a small amount of cold water sensible heat for heating, can not be effectively extracted by using a large amount of water into the ice phase change heat for the heating, resulting in northern ground source / water heat pump winter need to add large amounts of high-grade auxiliary heat, both to increase geothermal wells / water intake facilities, auxiliary heating facilities investment, but also increase high-grade energy consumption and increase operating costs.

SUMMARY

The first of the present invention is to overcome the water direct heat exchange with the refrigerant gas generating corrosive, affect the purity of the refrigerant, lack of affect operation of the refrigerator, but also to overcome the static presence of the ice making apparatus of static ice formation heat exchange efficiency low melting ice during load follow is poor, high heat exchange tubes frozen in ice reliability and not easy to repair, heat exchange tubes arranged in complex, high investment costs, in particular not less than low-cost large scale production of ice, and in order to overcome the conventional ice making apparatus system complexity, poor stability, heat exchange medium during the ice against heat transfer fluid flow, heat exchange efficiency is still not high, a relatively small heat transfer capacity is still insufficient, the present invention provides A touch brine phase change ice making device, the contact carrier refrigerant phase change apparatus uses ice brine, heat transfer during cold brine of phase transition occurs, the liquid brine by evaporation, direct heat exchange with water to generate an ice cream type, the gaseous refrigerant by condensing the carrier directly to the cold heat source, so that the contact carrier reaches the refrigerant phase change Ice means high heat transfer efficiency, a large heat transfer capacity to produce type ice cream, ice-melting process load following performance, it does not affect operation of the refrigerator, simple structure, low investment cost, good stability, reliable operation, in particular ice can achieve the purpose of low-cost large scale.

The first object of the present invention is achieved by the following techniques: one compound of formula brine ice making contact with the phase change means comprises a conduit connected to each other via an evaporator, blower and a condenser, the evaporator and condenser, a control valve on the pipeline, said condenser heat exchanger element is provided with a cold source, the cold source of the heat exchanger element may be a refrigerator evaporator, a heat exchanger may be a natural cooling source. DETAILED gaseous flow circulating brine in the evaporator into the condenser through the fan, the gaseous refrigerant contained in the condenser as a liquid directly to the cold heat source heat exchanger element, the carrier liquid refrigerant entering the evaporator through a control valve by condensation the surface of the water, liquid water, brine and evaporated to efficiently direct contact heat exchanger is gaseous, hot water discharging phase change becomes ice cream type, the cycle of brine. Evaporator and the condenser can also be combined into one, the cold heat source elements can be directly placed in the lower part of the evaporator, the upper portion of the condenser, no fan, the gaseous refrigerant by condensing the carrier directly to the cold heat source heat exchanger element , brine condensate flows directly into the body of water. Brine using a low-boiling sparingly water-soluble substances such as propane, n-butane, etc., preferably n-butane.

Wherein said contact carrier refrigerant phase change apparatus of the ice making apparatus with a packing; the evaporator has a tube inlet and out of the ice, as well as into the upper pump water; wherein the brine enters the evaporator via line filter below the water surface.

Wherein said brine condenser temperature is controlled above o ° c, can be prevented brine water vapor frost on the cold heat source element, the temperature of the brine in the evaporator is controlled o ° c or less.

The second is to overcome the conventional low temperature water source heat pump to extract water winter only small amounts of sensible heat for heating can not be efficiently extracted with water becomes less than a large amount of heat for heating the phase change of ice to the present invention, the present invention provides a species ice slurry water source heat pump, the heat pump water ice slurry water source heat pump in combination with conventional contact-type refrigerant phase change carrier ice making device, contact the brine phase with a change in the ice making apparatus brine, heat transfer during cold brine occurrence of phase transition, the carrier liquid refrigerant directly mixed with water and evaporated to absorb water into ice phase change heat, releasing the aqueous phase becomes becomes hot ice cream type, the gaseous heat carrier and put to the refrigerant condensed by the water heat pump evaporator, so that the ice slurry to achieve effective extraction object source heat pump water into ice by using a large amount of phase change of the heat for the heating.

The second object of the present invention is achieved by the following technique: A touch brine using a phase change of ice making device making ice slurry water source heat pump, comprising a water pump and a contact carrier phase change refrigerant ice making device, the said heat source element using a cold water source heat pump evaporator, a water pump and a contact carrier connected to the phase-change refrigerant through an ice making water source heat pump evaporator means, said water source heat pump evaporator disposed in the condenser. The ice slurry water source heat pump water source heat pump in conjunction with a conventional contact type refrigerant phase change carrier ice making device, carrier gas refrigerant by the evaporator fan into the condenser, the gaseous refrigerant contained in the condenser is condensed to liquid by direct heat water source heat pump to the evaporator, the refrigerant liquid carrier through the control valve below the water entering the evaporator, the refrigerant liquid carrier direct contact with water and evaporated gaseous efficient heat exchange, to heat water discharging phase becomes ice cream formula, brine agent continuous cycle. Evaporator and the condenser can also be combined into one, the evaporator can pump water directly into the upper portion, a lower portion of an evaporator, a condenser for the upper, no fan, the gaseous refrigerant heat carrier by condensation of water directly to the heat pump evaporator, brine condensate flows directly into the body of water. Brine using a low-boiling sparingly water-soluble substances such as n-butane.

The third is to overcome the conventional water source heat pump water heater in winter, only a small amount of low temperature extraction of sensible heat for heating can not be efficiently extracted with water becomes less than a large amount of heat for heating the phase change of ice to the present invention, the present invention provides one kind of water heaters, water heaters conventional water source heat pump water heater in conjunction with a contactless brine phase change ice making device, the contact carrier refrigerant phase change apparatus is provided with the ice making brine, heat transfer during cold brine occurrence of phase transition, the carrier liquid refrigerant directly mixed with water and evaporated to absorb water into ice phase change heat, releasing the aqueous phase becomes becomes hot ice cream type, the gaseous heat carrier and put to the refrigerant condensed by the water heat pump evaporator, so that the water heater to achieve effective use of the extracted object is a large amount of water into the ice phase change of the heat for heating.

The third object of the present invention is achieved by the following technique: A touch brine using a phase change of water to ice making device making the water heater, heat pump water heater comprising a contact carrier and a phase change refrigerant ice making device, the said heat source element using a cold water source heat pump water heater of the evaporator, the heat pump water heater and a contact carrier phase-change refrigerant heat pump water heater is connected to the evaporator by ice making device, the heat pump water heater is placed in said evaporator condensate vessel. The water source heat pump water heater using a conventional contact-type heater binding brine phase change ice making device, particularly gaseous flow circulating brine in the evaporator into the condenser through the fan, the gaseous refrigerant contained in the condenser by condensation of liquid water source heat pump water heater to directly heat the evaporator, the refrigerant liquid carrier through the control valve below the water entering the evaporator, the refrigerant liquid carrier direct contact with water and evaporated gaseous efficient heat exchange, hot water discharging phase change becomes ice cream type ice, brine continuous cycle. Brine using a low-boiling sparingly water-soluble substances such as n-butane.

Advantageous effects of the present invention are: contact the brine present invention is a phase change heat transfer efficiency is high ice making device, a large heat transfer capacity to produce type ice cream, ice-melting process load following performance, does not affect operation of the refrigerator simple structure, low investment costs low, stable and reliable operation, in particular, to achieve ultra-low-cost large-scale ice. A contact-type refrigerant phase change carrier ice making device making ice slurry source heat pump can be effectively extracted by using a large amount of water into the ice phase change heat for the heating, heat efficiency and stability greatly improved efficiency in water. A contact-type secondary refrigerant phase change apparatus of the ice making water heater can be effectively made use of extraction water into a large amount of phase change heat for the hot water, efficient and stable ice greatly improved heat efficiency of the low-temperature water.

BRIEF DESCRIPTION

FIG. 1 is a structural diagram of the present invention.

Reference numerals

1- 3- condenser evaporator fan 2-

4- 5- cold source heat control valve element.

detailed description

In order to facilitate understanding of the skilled in the art, the following Examples and accompanying drawings further illustrate the present invention, the content of the mentioned embodiment is not limited to the embodiment of the present invention.

Example 1.

Figure 1 A contact carrier phase change refrigerant ice making apparatus includes an evaporator 1 connected to each other through a pipe, a condenser blower 3, and 2, the evaporator and the condenser tube 1 is provided with a control path 3 valve 5, the condenser 3 is provided with the cold heat source element 4, the cold heat source element 4 may be a refrigerator evaporator, and may be a natural cold source heat exchanger, the present embodiment uses a refrigerator evaporator , an evaporator in a gaseous carrier through the fan 2 refrigerant enters the condenser 3, a gaseous refrigerant contained in the condenser 3 is condensed to liquid by direct heat to the cold heat source element 4 refrigerator evaporator, refrigerant liquid carrier 5 through the control valve into the evaporator surface 1 or less, the liquid brine direct contact with water and evaporated gaseous efficient heat exchange, to heat water discharging phase becomes ice cream formula. Said contact carrier refrigerant phase change apparatus of the ice making apparatus with a packing. Said contact carrier brine phase change refrigerant ice making apparatus using n-butane. The evaporator 1 has a tube inlet and out of the ice, the pump into the upper well pipe. The brine temperature control in the condenser 3 above 0 ° C, can be prevented brine water vapor frost on the cold heat source element 4, an evaporator in the refrigerant temperature control carrier at below 0 ° C. The brine water enters the evaporator via line 1 below.

Example 2. Figure 1, the present embodiment is described in Example 1 except that: A touch brine apparatus using a phase change of dynamic ice making ice slurry water source heat pump, comprising a water pump and a contact carrier phase-change refrigerant ice means a heat exchange element 4 using cold water source heat pump evaporator, a water pump and a contact carrier connected to the phase-change refrigerant through an ice making water source heat pump evaporator means, said water source heat pump evaporator disposed in the condensation in 3. The ice slurry water source heat pump water source heat pump in conjunction with a conventional contact type refrigerant phase change carrier ice making device, an evaporator in a gaseous carrier through the fan 2 refrigerant enters the condenser 3, a gaseous refrigerant contained in the condenser by condensation of 3 liquid water directly to the heat pump evaporator, the liquid refrigerant through a control valve carrier 5 into the evaporator surface 1 or less, the carrier liquid refrigerant in direct contact with the water evaporated gaseous efficient heat exchange, hot water discharging phase change becomes ice cream-type, continuous cycle, phase change water into ice by the heat pump evaporator absorbs water source for heating, brine embodiment of the present embodiment uses n-butane.

Example 3.

Figure 1, the present embodiment is described in Example 1 except that: A touch brine using a phase change of water to ice making device making the water heater, heat pump water heater comprising a contact carrier and a phase change refrigerant ice means, said cold heat source heat pump water heater element 4 using an evaporator, the heat pump water heater and a contact carrier phase-change refrigerant heat pump water heater is connected via an ice making evaporator means, said evaporator water source heat pump water heater is set 3 to the condenser.

The water source heat pump water heater using a conventional contact-type heater binding brine phase change ice making device, particularly in a circulation flow of carrier gas evaporator fan through the refrigerant into the condenser 32, the gaseous refrigerant contained in the condenser 3 by condensation of a liquid source heat pump water heater to directly heat the evaporator, the liquid refrigerant through a control valve carrier 5 into the surface of the evaporator 1, the liquid brine direct contact with water and evaporated gaseous efficient heat exchange, water from the tank thermal phase change becomes ice cream type, the cycle of brine. Operation of n-butane using brine to facilitate system at normal pressure (approximately 1 atm), to simplify the system configuration, the system to reduce the investment cost.

Above is only preferred embodiments of the present invention, those of ordinary skill in the art, according to the ideas of the present invention, there are modifications to the specific embodiments and application scope, the specification shall not be construed as the present invention limits. Industrial Applicability

The contact carrier according to the present invention, the ice making apparatus a phase change refrigerant heat exchange efficiency is very high, a large heat transfer capacity to produce type ice cream, ice-melting process load following performance, does not affect operation of the refrigerator, simple structure, low investment cost small, good stability, reliable operation, in particular, to achieve ultra-low-cost large-scale ice. A contact-type refrigerant phase change carrier ice making device making ice slurry source heat pump can be effectively extracted by using a large amount of water into the ice phase change heat for the heating, heat efficiency and stability greatly improved efficiency in water. A contact-type secondary refrigerant phase change apparatus of the ice making water heater can be effectively produced by extraction with water becomes large ice phase-change heat for the hot water, a stable and efficient heat utilization efficiency greatly improved low-temperature water, the present invention is to create can be mass produced, it has good market prospects.

Claims

Claims
A contact carrier phase change refrigerant ice making apparatus, comprising a pipeline connected to each other via an evaporator, blower and a condenser, the evaporator and the condenser of the pipeline of the control valve, wherein: the said condenser is provided in the cold heat source element.
2, the contact carrier according to claim 1, a phase change refrigerant in the ice making apparatus, wherein: said contact carrier refrigerant phase change apparatus of the ice making apparatus with a packing.
3, the contact carrier according to claim 1, a phase change refrigerant ice making device, wherein: said contact carrier brine phase change refrigerant ice making apparatus using n-butane.
4. The contact according to claim 1, wherein the refrigerant phase change carrier ice making device, wherein: said evaporator has a tube inlet and out of the ice, the pump into the upper well pipe.
5. The contact according to claim 1, wherein the refrigerant phase change carrier ice making device, wherein: the condenser brine temperature control above 0 ° C, the evaporator brine controlling the temperature below 0 ° C.
6, according to claim 1, wherein said contact carrier phase change refrigerant ice making device, wherein: the secondary refrigerant into the evaporator via line below the water surface.
7. A use as claimed in claim 1, said contact carrier phase-change refrigerant to the ice making device making ice slurry water source heat pump, characterized by: a water source heat pump and a contact carrier ice making apparatus a phase change refrigerant, the cold heat source element using water source heat pump evaporator, a water pump and a contact carrier connected to the phase-change refrigerant through an ice making water source heat pump evaporator means, said water source heat pump evaporator disposed in the condenser.
8. A use as claimed in claim contact carrier 1, the refrigerant phase change apparatus making ice water heater, characterized by: a water source heat pump water heater and a contact carrier ice making apparatus a phase change refrigerant, the cold water source heat pump water heater element using an evaporator, the heat pump water heater and a contact carrier phase-change refrigerant heat pump water heater is connected to the evaporator by ice making device, the heat pump water heater disposed in the evaporator condenser .
PCT/CN2013/075565 2012-05-24 2013-05-13 Contact-type ice making device with change in phases of secondary refrigerant, ice slurry water source heat pump, and hydro-heater WO2013174218A1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CN 201220237000 CN202562155U (en) 2012-05-24 2012-05-24 Contact-type cool-carrying agent phase change dynamic ice-making device
CN201220237000.X 2012-05-24
CN 201220608228 CN202902720U (en) 2012-11-18 2012-11-18 Ice slurry water source heat pump
CN201220608228.5 2012-11-18
CN201320180232.0 2013-04-11
CN 201320180232 CN203190624U (en) 2013-04-11 2013-04-11 Hydroenergy water heater

Publications (1)

Publication Number Publication Date
WO2013174218A1 true true WO2013174218A1 (en) 2013-11-28

Family

ID=49623099

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2013/075565 WO2013174218A1 (en) 2012-05-24 2013-05-13 Contact-type ice making device with change in phases of secondary refrigerant, ice slurry water source heat pump, and hydro-heater

Country Status (1)

Country Link
WO (1) WO2013174218A1 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4129014A (en) * 1977-07-22 1978-12-12 Chubb Talbot A Refrigeration storage and cooling tank
US4756164A (en) * 1987-04-03 1988-07-12 James Timothy W Cold plate refrigeration method and apparatus
US5335508A (en) * 1991-08-19 1994-08-09 Tippmann Edward J Refrigeration system
CN102661644A (en) * 2012-05-24 2012-09-12 罗良宜 Contact type secondary refrigerant phase-variable dynamic ice making device
CN202562155U (en) * 2012-05-24 2012-11-28 罗良宜 Contact-type cool-carrying agent phase change dynamic ice-making device
CN202902720U (en) * 2012-11-18 2013-04-24 罗良宜 Ice slurry water source heat pump

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4129014A (en) * 1977-07-22 1978-12-12 Chubb Talbot A Refrigeration storage and cooling tank
US4756164A (en) * 1987-04-03 1988-07-12 James Timothy W Cold plate refrigeration method and apparatus
US5335508A (en) * 1991-08-19 1994-08-09 Tippmann Edward J Refrigeration system
CN102661644A (en) * 2012-05-24 2012-09-12 罗良宜 Contact type secondary refrigerant phase-variable dynamic ice making device
CN202562155U (en) * 2012-05-24 2012-11-28 罗良宜 Contact-type cool-carrying agent phase change dynamic ice-making device
CN202902720U (en) * 2012-11-18 2013-04-24 罗良宜 Ice slurry water source heat pump

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