CN109297240A - A kind of propylene glycol loop heating system antifreeze for cold storage floor - Google Patents
A kind of propylene glycol loop heating system antifreeze for cold storage floor Download PDFInfo
- Publication number
- CN109297240A CN109297240A CN201811184663.8A CN201811184663A CN109297240A CN 109297240 A CN109297240 A CN 109297240A CN 201811184663 A CN201811184663 A CN 201811184663A CN 109297240 A CN109297240 A CN 109297240A
- Authority
- CN
- China
- Prior art keywords
- propylene glycol
- water
- connect
- cold storage
- heating system
- 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.)
- Pending
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/04—Preventing the formation of frost or condensate
-
- 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
- F25D13/00—Stationary devices, e.g. cold-rooms
-
- 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
-
- 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
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/02—Refrigerators including a heater
Abstract
The propylene glycol loop heating system antifreeze for cold storage floor that the invention discloses a kind of, including propylene glycol water tank and the constant pressure water compensation apparatus being connected with propylene glycol water tank, the constant pressure water compensation apparatus is connect with hot recycle pump, the hot recycle pump is logical to be connect with condenser, the condenser is connect with propylene glycol liquid supply pipe, several water segregators are equipped on the propylene glycol liquid supply pipe, the inlet of several water segregators is connect with the liquid outlet of propylene glycol liquid supply pipe, the liquid outlet of several water segregators is connect with the inlet of several water collectors, the liquid outlet of several water collectors is connect with propylene glycol liquid back pipe inlet, the liquid outlet of the propylene glycol liquid back pipe is connect by pipeline with hot recycle pump.The present invention carries out antifreeze processing to freezer on-ground weigher using the hydronic mode of propylene glycol solution, is effectively utilized the waste heat of propylene glycol solution in liquid back pipe, further improves the utilization rate of thermal energy.
Description
Technical field
The present invention relates to cold storage floor freezing proof technique field, in particular to a kind of propylene glycol antifreeze for cold storage floor is followed
Ring heating system.
Background technique
Commonly antifreeze method has terrace to make somebody a mere figurehead antifreeze, the antifreeze, electrical heating antifreezing and using third of divulging information to cold storage floor at present
Glycol heating system is antifreeze, and the aerial antifreezing effect of terrace is good but cost is antifreeze and electrical heating antifreezing more expensive than divulging information, and divulges information antifreeze
The terrace for being only suitable for miniature cold storage is antifreeze, although electrical heating antifreezing is more convenient in constructing operation management, power consumption is wanted greatly
Prevent short circuit；It is antifreeze using propylene glycol heating system progress terrace to have freezer now, is added using compressor oil cooling waste heat
Hot low-temperature cold store terrace guarantees that freezer does not expand, but this mode will appear the temperature of propylene glycol solution higher than compressor temperature
Situation also needs the temperature that propylene glycol solution in circulation liquid reserve tank is reduced using enclosed tower auxiliary coolant system in the case,
Structurally and operationally upper more complicated.
Summary of the invention
In order to overcome defect present in background technique, the present invention provides a kind of propylene glycol antifreeze for cold storage floor
Loop heating system.
To achieve the goals above, a kind of the technical solution adopted by the present invention are as follows: propylene glycol antifreeze for cold storage floor
Loop heating system, including propylene glycol water tank, constant pressure water compensation apparatus and hot recycle pump, the side of the propylene glycol water tank with it is described
One end of constant pressure water compensation apparatus connects, and the other side of the propylene glycol water tank is connect with make-up valve, the constant pressure water compensation apparatus
The other end is connect with the inlet of the hot recycle pump, the inlet connection of the hot recycle pump liquid outlet and condenser, described
The liquid outlet of condenser is connect with propylene glycol liquid supply pipe, and several groups water segregator, several groups are equipped on the propylene glycol liquid supply pipe
The main pipe inlet of the water segregator is connect with the liquid outlet of the propylene glycol liquid supply pipe, the liquid outlet of water segregator described in several groups
It is connected with the inlet of corresponding water collector, the main pipe liquid outlet of the water collector is connect with propylene glycol liquid back pipe inlet, institute
The liquid outlet for stating propylene glycol liquid back pipe is connect with the inlet of the hot recycle pump.
In the above scheme, the propylene glycol liquid supply pipe is equipped with six groups of water segregators, and the propylene glycol liquid back pipe is equipped with
Six groups of water collectors.
In the above scheme, there are four groups of water segregator sum aggregate hydrophones for 14 circulation loops in the water segregator and water collector,
There is one group for 12 circulation loops, having one group is 11 circulation loops.
In the above scheme, the water segregator and water collector of 11 circulation loops and 12 circulation loops are serially connected in parallel
Together, the water segregator sum aggregate of two groups of 14 circulation loops is equipped in the side of the water segregator of 11 circulation loops and water collector
Hydrophone is equipped with the water segregator sum aggregate of two groups of 14 circulation loops in the water segregator of 12 circulation loops and the side of water collector
Hydrophone.
In the above scheme, the main pipe that the propylene glycol liquid supply pipe is connect with every group of water segregator is equipped with valve；Described third
The main pipe that glycol liquid back pipe is connect with every group of water collector is equipped with valve.
In the above scheme, exhaust valve is equipped on the main pipe of the water segregator and water collector.
In the above scheme, automatic exhaust steam valve is additionally provided in the propylene glycol liquid back pipe end branch.
In the above scheme, the quantity of the hot recycle pump is two, and is arranged in parallel；The hot recycle pump is
SLSR80-160 type hot recycle pump or SLSR100-16 type hot recycle pump.
In the above scheme, the model DY-400 of the constant pressure water compensation apparatus.
Compared with prior art, the beneficial effects of the present invention are: being carried out using method of the invention to freezer on-ground weigher antifreeze
Processing can be effectively avoided and need to take auxiliary device because of temperature of the propylene glycol solution temperature higher than compressor to reduce by third
The temperature of glycol solution, while propylene glycol solution is returned directly in hot recycle pump after water collector, is effectively utilized in liquid back pipe
The waste heat of propylene glycol solution further improves the utilization rate of thermal energy.
Detailed description of the invention
Fig. 1 is the propylene glycol loop heating system structural schematic diagram of cold storage floor of the present invention.
In figure: 1- propylene glycol water tank；2- constant pressure water compensation apparatus；3- hot recycle pump；4- propylene glycol liquid supply pipe；5- water segregator；
6- water collector；7- propylene glycol liquid back pipe；8- valve；9- exhaust valve；10- automatic exhaust steam valve；11- make-up valve；12- condenser.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, present invention is further described in detail.
The antifreeze propylene glycol loop heating system of cold storage floor of the invention using propylene glycol solution as heat source, be due to
Propylene glycol solution has heat exchange rule height, the good characteristic of corrosion resistance.
As shown in Figure 1, the propylene glycol loop heating system that cold storage floor of the invention is antifreeze, including it is propylene glycol water tank 1, fixed
Pressure water replanishing device 2 and hot recycle pump 3, the side of propylene glycol water tank 1 are connect with one end of constant pressure water compensation apparatus 2, propylene glycol water tank 1
The other side connect with make-up valve 11, the other end of constant pressure water compensation apparatus 2 is connect with the inlet of hot recycle pump 3, hot recycle pump 3
Liquid outlet connect with the inlet of condenser 12, the liquid outlet of condenser 12 is connect with propylene glycol liquid supply pipe 4, propylene glycol supply
Liquid pipe 4 is equipped with several groups water segregator 5, the main pipe inlet of water segregator 5 described in several groups and the liquid outlet of propylene glycol liquid supply pipe 4
Connection, the liquid outlet of several groups water segregator 5 are connected with the inlet of corresponding water collector 6, the main pipe liquid outlet of water collector 6 and third
The connection of 7 inlet of glycol liquid back pipe, the liquid outlet of propylene glycol liquid back pipe 7 are connect with the inlet of hot recycle pump 3.
Wherein, propylene glycol liquid supply pipe 4 is equipped with six groups of water segregators 5, and propylene glycol liquid back pipe 7 is equipped with six groups of water collectors 6, point
There are four groups of water segregators 5 in hydrophone 5 and water collector 6 and water collector 6 is 14 circulation loops, has one group for 12 circulation loops, have
One group is divided into 11 circulation loops, and the water segregator 5 and water collector 6 of 11 circulation loops and 12 circulation loops are serially connected in one parallel
It rises, be equipped with the water segregator 5 of two groups of 14 circulation loops in the water segregator 5 of 11 circulation loops and the side of water collector 6 and catchment
Device 6 is equipped with the water segregator 5 of two groups of 14 circulation loops in the water segregator 5 of 12 circulation loops and the side of water collector 6 and catchments
Device 6.
Wherein, the quantity of hot recycle pump 3 is two, and is arranged in parallel, and hot recycle pump 3 is SLSR80-160 type hot recycle pump
Or SLSR100-16 type hot recycle pump.
Wherein, the model DY-400 of constant pressure water compensation apparatus 2.
Wherein, the main pipe that propylene glycol liquid supply pipe 4 is connect with every group of water segregator 5 is equipped with valve 8；Propylene glycol liquid back pipe 7 with
Valve 8 also is provided on the main pipe of every group of water collector 6 connection.
Wherein, exhaust valve 9 is equipped on the main pipe of water segregator 5 and water collector 6.
Wherein, automatic exhaust steam valve 10 is additionally provided in 7 end branch of propylene glycol liquid back pipe.
The course of work of the antifreeze propylene glycol loop heating system of cold storage floor of the invention is as follows: propylene glycol solution is from third
It flows out, is sent to by the road into constant pressure water compensation apparatus 2 in glycol water tank 1, propylene glycol solution conveys under the action of hot recycle pump 3
Into condenser 12, the heat that propylene glycol solution absorptive condenser 12 discharges makes propylene glycol solution heat up, and after will heat up
Propylene glycol solution separately flowed into 11 circulation loop water segregators 5 through propylene glycol liquid supply pipe 4, the water segregator of 12 circulation loops
Heat exchange is carried out in the water segregator 5 of 5 and 14 circulation loops, cold storage floor is heated, the low temperature after heat exchange the third two
Alcoholic solution separately flows into corresponding water collector 6, then is flowed into hot recycle pump 3 by propylene glycol liquid back pipe 7, forms work and follows
Ring.When flow loss occurs in the propylene glycol solution in propylene glycol liquid back pipe 7, fluid infusion behaviour can be carried out by constant pressure water compensation apparatus 2
Make, adjusts the flow of propylene glycol solution in circulation loop in time.
The above is only embodiments of the present invention, are not intended to limit the scope of the invention, all to utilize the present invention
Equivalent structure or equivalent flow shift made by specification and accompanying drawing content is applied directly or indirectly in other the relevant technologies
Field is included within the scope of the present invention.
Claims (9)
1. a kind of propylene glycol loop heating system antifreeze for cold storage floor, it is characterised in that: including propylene glycol water tank (1),
Constant pressure water compensation apparatus (2) and hot recycle pump (3), the one of the side of the propylene glycol water tank (1) and the constant pressure water compensation apparatus (2)
End connection, the other side of the propylene glycol water tank (1) are connect with make-up valve (11), the other end of the constant pressure water compensation apparatus (2)
It is connect with the inlet of the hot recycle pump (3), the liquid outlet of the hot recycle pump (3) and the inlet of condenser (12) connect
Connect, the liquid outlet of the condenser (12) is connect with propylene glycol liquid supply pipe (4), in the propylene glycol liquid supply pipe (4) if on be equipped with
Group water segregator (5) is done, the main pipe inlet of water segregator (5) described in several groups and the liquid outlet of the propylene glycol liquid supply pipe (4) connect
It connects, the liquid outlet of water segregator described in several groups (5) is connected with the inlet of corresponding water collector (6), and the water collector (6) is done
Pipe liquid outlet is connect with propylene glycol liquid back pipe (7) inlet, the liquid outlet and the hot recycle pump of the propylene glycol liquid back pipe (7)
(3) inlet connection.
2. a kind of propylene glycol loop heating system antifreeze for cold storage floor according to claim 1, it is characterised in that:
The propylene glycol liquid supply pipe (4) is equipped with six groups of water segregators (5), and the propylene glycol liquid back pipe (7) is equipped with six groups of water collectors
(6)。
3. a kind of propylene glycol loop heating system antifreeze for cold storage floor according to claim 1 or 2, feature exist
In: having four groups of water segregators (5) and water collector (6) in the water segregator (5) and water collector (6) is 14 circulation loops, there is one group
For 12 circulation loops, having one group is 11 circulation loops.
4. a kind of propylene glycol loop heating system antifreeze for cold storage floor according to claim 3, it is characterised in that:
The water segregator (5) and water collector (6) of 11 circulation loops and 12 circulation loops are serially connected parallel, at described 11
The water segregator (5) of circulation loop and the side of water collector (6) are equipped with the water segregator (5) and water collector of two groups of 14 circulation loops
(6), divide water what the side of the water segregator (5) of 12 circulation loops and water collector (6) was equipped with two groups of 14 circulation loops
Device (5) and water collector (6).
5. a kind of propylene glycol loop heating system antifreeze for cold storage floor according to claim 1, it is characterised in that:
The main pipe that the propylene glycol liquid supply pipe (4) connect with every group of water segregator (5) is equipped with valve (8)；The propylene glycol liquid back pipe (7)
The main pipe connecting with every group of water collector (6) is equipped with valve (8).
6. a kind of propylene glycol loop heating system antifreeze for cold storage floor according to claim 1, it is characterised in that:
Exhaust valve (9) is equipped on the main pipe of the water segregator (5) and water collector (6).
7. a kind of propylene glycol loop heating system antifreeze for cold storage floor according to claim 1, it is characterised in that:
Automatic exhaust steam valve (10) are additionally provided in propylene glycol liquid back pipe (7) end branch.
8. a kind of propylene glycol loop heating system antifreeze for cold storage floor according to claim 1, it is characterised in that:
The quantity of the hot recycle pump (3) is two, and is arranged in parallel；The hot recycle pump (3) is SLSR80-160 type hot recycle pump
Or SLSR100-16 type hot recycle pump.
9. a kind of propylene glycol loop heating system antifreeze for cold storage floor according to claim 1, it is characterised in that:
The model DY-400 of the constant pressure water compensation apparatus (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811184663.8A CN109297240A (en) | 2018-10-11 | 2018-10-11 | A kind of propylene glycol loop heating system antifreeze for cold storage floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811184663.8A CN109297240A (en) | 2018-10-11 | 2018-10-11 | A kind of propylene glycol loop heating system antifreeze for cold storage floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109297240A true CN109297240A (en) | 2019-02-01 |
Family
ID=65162188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811184663.8A Pending CN109297240A (en) | 2018-10-11 | 2018-10-11 | A kind of propylene glycol loop heating system antifreeze for cold storage floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109297240A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986435A (en) * | 2019-12-11 | 2020-04-10 | 燕山大学 | Multi-heat-source complementary multipurpose ice rink condensation waste heat cascade utilization system |
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|---|---|---|---|---|
| CN201850545U (en) * | 2010-11-15 | 2011-06-01 | 大连三洋压缩机有限公司 | Cold storage floor anti-freezing system adopting compressor exhaust as heat source to heat anti-frost liquid |
| CN202899172U (en) * | 2012-10-12 | 2013-04-24 | 天津港国际物流发展有限公司 | Propylene glycol heating system of refrigeration storage floor |
| JP2013113484A (en) * | 2011-11-28 | 2013-06-10 | Sharp Corp | Cold storage |
| CN205242460U (en) * | 2015-11-25 | 2016-05-18 | 河南众品食业股份有限公司 | Ethylene glycol terrace heating U type ground heating coil is loop circulation system alternately |
| CN207487126U (en) * | 2017-09-20 | 2018-06-12 | 江苏科立德制冷设备有限公司 | A kind of automatic waste heat recovery water heater for being embedded in refrigeration system |
| CN208920695U (en) * | 2018-10-11 | 2019-05-31 | 武汉巨力鼎兴冷链股份有限公司 | The propylene glycol loop heating system antifreeze for cold storage floor |
-
2018
- 2018-10-11 CN CN201811184663.8A patent/CN109297240A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201850545U (en) * | 2010-11-15 | 2011-06-01 | 大连三洋压缩机有限公司 | Cold storage floor anti-freezing system adopting compressor exhaust as heat source to heat anti-frost liquid |
| JP2013113484A (en) * | 2011-11-28 | 2013-06-10 | Sharp Corp | Cold storage |
| CN202899172U (en) * | 2012-10-12 | 2013-04-24 | 天津港国际物流发展有限公司 | Propylene glycol heating system of refrigeration storage floor |
| CN205242460U (en) * | 2015-11-25 | 2016-05-18 | 河南众品食业股份有限公司 | Ethylene glycol terrace heating U type ground heating coil is loop circulation system alternately |
| CN207487126U (en) * | 2017-09-20 | 2018-06-12 | 江苏科立德制冷设备有限公司 | A kind of automatic waste heat recovery water heater for being embedded in refrigeration system |
| CN208920695U (en) * | 2018-10-11 | 2019-05-31 | 武汉巨力鼎兴冷链股份有限公司 | The propylene glycol loop heating system antifreeze for cold storage floor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986435A (en) * | 2019-12-11 | 2020-04-10 | 燕山大学 | Multi-heat-source complementary multipurpose ice rink condensation waste heat cascade utilization system |
| CN110986435B (en) * | 2019-12-11 | 2021-02-26 | 燕山大学 | Multi-heat-source complementary multipurpose ice rink condensation waste heat cascade utilization system |
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