CN103727663A - Crude oil heating system of directly-heated type air source heat pump - Google Patents
Crude oil heating system of directly-heated type air source heat pump Download PDFInfo
- Publication number
- CN103727663A CN103727663A CN201310737487.7A CN201310737487A CN103727663A CN 103727663 A CN103727663 A CN 103727663A CN 201310737487 A CN201310737487 A CN 201310737487A CN 103727663 A CN103727663 A CN 103727663A
- Authority
- CN
- China
- Prior art keywords
- liquid
- access
- air
- outlet
- source heat
- 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
Links
Images
Abstract
The invention relates to a crude oil heating system of a directly-heated type air source heat pump. The crude oil heating system comprises a storage tank (19), an air source heat absorption device and a coil pipe heat exchanger (20), the coil pipe heat exchanger (20) is arranged in the storage tank (19), the air source heat absorption device is connected with the coil pipe heat exchanger (20), and the air source heat absorption device comprises a compressor (1), an oil separator (2), a gas-liquid separator (3), a liquid storage device (4), a four-way reversing valve (5), an evaporation surface air cooler (18) and a gas-liquid mixer (24). The crude oil heating system of the directly-heated type air source heat pump is small in electric energy consumption, high in heat transfer efficiency and wide in application range.
Description
Technical field
The present invention relates to a kind of crude oil heating system, heating and the constant temperature of the dispersion crude oil extracting for scene in former fuel tank.Belong to petroleum industry technical field.
Background technology
Existing heating crude oil method, generally adopts electrical heating, air source heat pump heating in crude oil system and heat pump type crude oil heater.Wherein, electrical heating heating in crude oil power consumption is large, and use cost is high; Air source heat pump heating in crude oil system is utilized intermediate water heating, and heat transfer efficiency is low, and high expansion water box easily freezes in the winter time, affects the normal operation of system; Heat pump type crude oil heater is that crude oil is concentrated a kind of heating means in processing refining process, cannot be applicable to heating and the constant temperature of the on-the-spot dispersion crude oil extracting.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, a kind of directly-heated type air source heat pump crude oil heating system is provided, this heating system power consumption is little, and heat transfer efficiency is high and applied widely.
The object of the present invention is achieved like this:
A kind of directly-heated type air source heat pump crude oil heating system, comprise storage bin, be characterized in: described system comprises air-source heat sink and coil heat exchanger, described coil heat exchanger is arranged on the bottom in storage bin, described air-source heater is connected with coil heat exchanger, described air-source heat sink comprises compressor, oil eliminator, gas-liquid separator, reservoir, four-way change-over valve, atimodometer cooler, and liquid air mixer, compressor comprises exhaust outlet, compressor inlet, air entry and oil return opening, oil eliminator comprises oil-out, air inlet and gas outlet, the oil return opening of the oil-out access compressor of described oil eliminator, the air inlet of the exhaust outlet access oil eliminator of compressor, the D interface of the gas outlet access four-way change-over valve of oil eliminator, the tracheae of the C interface access coil heat exchanger of four-way change-over valve, the import of the liquid pipe access reservoir of coil heat exchanger, the import of the outlet access liquid air mixer of reservoir, on the tube connector of the outlet of reservoir and the import of liquid air mixer, be provided with expansion valve, the import of liquid air mixer, the import of the outlet access atimodometer cooler of liquid air mixer, the E interface of the outlet access four-way change-over valve of atimodometer cooler, the import of the S interface access gas-liquid separator of four-way change-over valve, the air entry of the outlet access compressor 1 of gas-liquid separator.
A kind of directly-heated type air source heat pump of the present invention crude oil heating system, also comprise skirt, tube connector between the access gas outlet of oil eliminator, one end and the D interface of four-way change-over valve of described skirt, other end access liquid air mixer, is provided with copper filter, the 4th check valve and increases enthalpy bidirectional electromagnetic valve on described skirt.
A kind of directly-heated type air source heat pump of the present invention crude oil heating system, also comprise liquid injection valve, liquid injection valve comprises liquid injection valve inlet and liquid injection valve liquid outlet, described liquid injection valve liquid outlet access compressor inlet, the tube connector between the access outlet of reservoir of liquid injection valve inlet and the import of liquid air mixer.
A kind of directly-heated type air source heat pump of the present invention crude oil heating system, when environment temperature is greater than 7 ℃, coil heat exchanger has two and be arranged side by side in the bottom of storage bin.
A kind of directly-heated type air source heat pump of the present invention crude oil heating system, environment temperature is greater than-20 ℃ while being less than 7 ℃, coil heat exchanger has four, be divided into upper and lower two groups, two groups of coil heat exchanger interconnections are also arranged in storage bin, described air-source heat sink has two, and two air-source heat sinks are connected with two groups of coil heat exchangers respectively.
Compared with prior art, the invention has the beneficial effects as follows:
1, a kind of directly-heated type air source heat pump of the present invention crude oil heating system, is arranged on coil heat exchanger the bottom of storage bin, and heat transfer efficiency is high.When environment temperature is higher, coil heat exchanger has one group to be arranged side by side, when environment temperature is lower, coil heat exchanger has two groups and arranged in dislocation, the uniformity of the crude oil that has guaranteed lazy flow, low guide temp in heating, thermostatic process.
2, the present invention is compared with electric heating system, and annual operating cost has reduced by 75% ~ 80%.
3, the present invention is stable, and compared with air source heat pump heating in crude oil system, annual operating cost has reduced by 30% ~ 40%.
4, the present invention is not only applicable to crude oil and concentrates processing refining, is also applicable to heating and the constant temperature of the on-the-spot dispersion crude oil extracting, and has applicability widely.
Accompanying drawing explanation
Fig. 1 is that a kind of directly-heated type air source heat pump of the present invention crude oil heating system is at the higher structural representation of environment temperature.
Fig. 2 is the enlarged drawing of A in Fig. 1.
Fig. 3 is air-source heat sink structural representation of the present invention.
Fig. 4 is the layout drawing of the coil heat exchanger in Fig. 1.
Fig. 5 is that a kind of directly-heated type air source heat pump of the present invention crude oil heating system is at the lower structural representation of environment temperature.
Fig. 6 is the enlarged drawing of C in Fig. 4.
Fig. 7 is the layout drawing of coil heat exchanger in Fig. 4.
Fig. 8 is the structural representation of four-way change-over valve of the present invention.
In figure:
Compressor 1, exhaust outlet 1.1, compressor inlet 1.2, air entry 1.3, oil return opening 1.4, oil eliminator 2, oil-out 2.1, air inlet 2.2, gas outlet 2.3, gas-liquid separator 3, reservoir 4, four-way change-over valve 5, increase enthalpy bidirectional electromagnetic valve 6, filter 7, device for drying and filtering 8, liquid injection valve 9, liquid injection valve inlet 9.1, liquid injection valve liquid outlet 9.2, expansion valve 10, check valve group 11, the first check valve 11.1, the second check valve 11.2, the 3rd check valve 11.3, the 4th check valve 11.4, the first ball valve 12, high pressure gauge 13, low-pressure meter 14, dual pressure controller 15, low pressure controller 16, increase enthalpy pressure controller 17, atimodometer cooler 18, storage bin 19, coil heat exchanger 20, liquid-sighting glass 21, the second ball valve 22, the 4th check valve 23, liquid air mixer 24, level sensor 25, skirt 26.
The specific embodiment
Referring to Fig. 1-8, the present invention relates to a kind of directly-heated type air source heat pump crude oil heating system, it comprises air-source heat sink, storage bin 19 and coil heat exchanger 20, air-source heat sink comprises compressor 1, oil eliminator 2, gas-liquid separator 3, reservoir 4, four-way change-over valve 5, device for drying and filtering 8, liquid injection valve 9, check valve group 11, atimodometer cooler 18 and skirt 26, the exhaust outlet 1.1 of described compressor 1 accesses the air inlet of oil eliminator 2, the oil-out 2.1 of described oil eliminator 2 is connected with the oil return opening 1.4 of compressor 1, on tube connector between the exhaust outlet 1.1 of compressor 1 and the air inlet of oil eliminator 2, high pressure gauge 13 and dual pressure controller 15 are installed.
Referring to Fig. 1-4, directly-heated type air source heat pump crude oil heating system during temperature higher (being greater than 7 ℃), the D interface of four-way change-over valve 5 is accessed in the gas outlet 2.3 of oil eliminator 2, the C interface of four-way change-over valve 5 is connected with the tracheae (solid line in Fig. 2) of coil heat exchanger 20, on tube connector between the tracheae of the C interface of four-way change-over valve 5 and coil heat exchanger 20, be provided with the first ball valve 12, the liquid pipe (dotted line in Fig. 2) of coil heat exchanger 20 is connected with the import of the first check valve 11.1 of check valve group 11, on tube connector between the liquid pipe of coil heat exchanger 20 and the import of the first check valve 11.1, be provided with the second ball valve 22, the outlet of the first check valve 11.1 is connected with the import of reservoir 4, the outlet of reservoir 4 is connected with the import of device for drying and filtering 8, the outlet of device for drying and filtering 8 is connected with the import of liquid air mixer 24, liquid-sighting glass 21 and expansion valve 10 are installed on the tube connector between the import of the outlet of described device for drying and filtering 8 and liquid air mixer 24, the outlet of liquid air mixer 24 is connected with the import of the 4th check valve 11.4 of check valve group 11, the outlet of the 4th check valve 11.4 is connected with the import of atimodometer cooler 18, the outlet of atimodometer cooler 18 is connected with the E interface of four-way change-over valve 5, the import of the S interface access gas-liquid separator 3 of four-way change-over valve 5, the outlet of gas-liquid separator 3 is connected with the air entry 1.3 of compressor 1, the tube connector of the outlet of gas-liquid separator 3 and compressor 1 is provided with low pressure controller 16, increase enthalpy pressure controller 17 and low-pressure meter 14.
Wherein, the tube connector between the access gas outlet 2.3 of oil eliminator 2, one end and the D interface of four-way change-over valve 5 of skirt 26, other end access liquid air mixer 24, is provided with copper filter 7, the 4th check valve 23 and increases enthalpy bidirectional electromagnetic valve 6 on described skirt 26.
Described liquid injection valve liquid outlet 9.2 accesses compressor inlet, and liquid injection valve inlet 9.1 accesses the tube connector between the outlet of device for drying and filtering 8 and the import of liquid air mixer 24.
Referring to Fig. 4, described coil heat exchanger 20 has two and be arranged side by side in the bottom of storage bin 19.
Referring to Fig. 5-6, directly-heated type air source heat pump crude oil heating system during temperature lower (20 ℃ ~ 7 ℃), it has two air-source heat sinks, referring to Fig. 7, described coil heat exchanger 20 has four, be divided into upper and lower two groups, two groups of coil heat exchanger 20 interconnections are also arranged on the bottom of storage bin 19, and the difference of Fig. 5 and Fig. 1 is, Fig. 5 has two cover air-source heat sinks, heat respectively two groups of coil heat exchangers 20, when environment temperature is lower, guaranteed heating effect.
1, heat flow process: the level sensor 25 on storage bin 19 detects suitable liquid level, the high-temperature high-pressure refrigerant gas that the exhaust outlet 1.1 of compressor 1 is discharged enters the D interface of the four-way change-over valve 5 of dead electricity, by C interface, enter coil heat exchanger 20 condensations in storage bin 19, liberated heat is absorbed by the crude oil in storage bin 19, condensed high pressure refrigerant liquid is successively through the first check valve 11.1 of check valve group 11, reservoir 4, device for drying and filtering 8, liquid-sighting glass 9 enters expansion valve 10 reducing pressure by regulating flows, then through liquid air mixer 24 and the 4th check valve 11.4, entering atimodometer cooler 18 evaporates, the flow through heat of air of absorption, low-pressure gas after heat absorption is successively through the E interface of four-way change-over valve 5, S interface enters gas-liquid separator 3, finally suck compressor 1 and carry out compression cycle work.
2, hydrojet flow process: when the delivery temperature of compressor 1 reaches ceiling temperature, by hydrojet after liquid injection valve 9 throttlings, reduce the delivery temperature of compressor 1, guarantee the normal operation of compressor 1.
3, increase enthalpy flow process: increase enthalpy pressure controller 17 and suitable pressure detected, increase enthalpy bidirectional electromagnetic valve 6 and open, skirt 26 conductings, gas enters liquid air mixer 24, and constant flow tonifying Qi increases enthalpy.
4, defrost flow process: the D interface of the four-way change-over valve 5 that the high-temperature high-pressure refrigerant gas that the exhaust outlet 1.1 of compressor 1 is discharged enters electricly, by E interface, enter 18 condensations of atimodometer cooler, liberated heat melts the frosting on atimodometer cooler 18 surfaces, condensed high pressure refrigerant liquid is through the second check valve 11.2 of check valve group 11, reservoir 4, device for drying and filtering 8, liquid-sighting glass 9 enters expansion valve 10 reducing pressure by regulating flows, then the coil heat exchanger 20 entering in storage bin 19 through the 3rd check valve 11.3 of liquid air mixer 28 and check valve group 11 evaporates, absorb the interior heat of storage bin 19, low-pressure gas after heat absorption enters gas-liquid separator 3 through C interface and the S interface of four-way change-over valve 5, finally suck compressor 1 and carry out compression cycle work, until dry atimodometer cooler 18 surfaces.
Claims (5)
1. a directly-heated type air source heat pump crude oil heating system, comprise storage bin (19), it is characterized in that: described system comprises air-source heat sink and coil heat exchanger (20), described coil heat exchanger (20) is arranged on the bottom in storage bin (19), described air-source heater is connected with coil heat exchanger (20), described air-source heat sink comprises compressor (1), oil eliminator (2), gas-liquid separator (3), reservoir (4), four-way change-over valve (5), atimodometer cooler (18) and liquid air mixer (24), compressor (1) comprises exhaust outlet (1.1), compressor inlet (1.2), air entry (1.3) and oil return opening (1.4), oil eliminator (2) comprises oil-out (2.1), air inlet (2.2) and gas outlet (2.3), the oil return opening (1.4) of oil-out (2.1) the access compressor (1) of described oil eliminator (2), the air inlet (2.2) of exhaust outlet (1.1) the access oil eliminator (2) of compressor (1), the D interface of gas outlet (2.3) the access four-way change-over valve (5) of oil eliminator (2), the tracheae of the C interface access coil heat exchanger (20) of four-way change-over valve (5), the import of the liquid pipe access reservoir (4) of coil heat exchanger (20), the import of the outlet access liquid air mixer (24) of reservoir (4), on the tube connector of the import of the outlet of reservoir (4) and liquid air mixer (24), be provided with expansion valve (10), the import of the outlet access atimodometer cooler (18) of liquid air mixer (24), the E interface of the outlet access four-way change-over valve (5) of atimodometer cooler (18), the import of the S interface access gas-liquid separator (3) of four-way change-over valve (5), the air entry (1.3) of the outlet access compressor 1 of gas-liquid separator (3).
2. a kind of directly-heated type air source heat pump crude oil heating system according to claim 1, it is characterized in that: described system also comprises skirt (26), tube connector between gas outlet (2.3) and the D interface of four-way change-over valve (5) of one end access oil eliminator (2) of described skirt (26), other end access liquid air mixer (24), is provided with copper filter (7), the 4th check valve (23) and increases enthalpy bidirectional electromagnetic valve (6) on described skirt (26).
3. a kind of directly-heated type air source heat pump crude oil heating system according to claim 1 and 2, it is characterized in that: described system also comprises liquid injection valve (9), liquid injection valve (9) comprises liquid injection valve inlet (9.1) and liquid injection valve liquid outlet (9.2), described liquid injection valve liquid outlet (9.2) access compressor inlet (1.2), the tube connector between outlet and the import of liquid air mixer (24) of liquid injection valve inlet (9.1) access reservoir (4).
4. a kind of directly-heated type air source heat pump crude oil heating system according to claim 1, is characterized in that: when environment temperature is greater than 7 ℃, coil heat exchanger (20) has two and be arranged side by side in the bottom of storage bin (19).
5. a kind of directly-heated type air source heat pump crude oil heating system according to claim 1, it is characterized in that: environment temperature is greater than-20 ℃ while being less than 7 ℃, coil heat exchanger (20) has four, be divided into upper and lower two groups, two groups of coil heat exchanger (20) interconnections are also arranged in storage bin (19), described air-source heat sink has two, and two air-source heat sinks are connected with two groups of coil heat exchangers (20) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310737487.7A CN103727663B (en) | 2013-12-30 | 2013-12-30 | Directly-heated type air source heat pump crude oil heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310737487.7A CN103727663B (en) | 2013-12-30 | 2013-12-30 | Directly-heated type air source heat pump crude oil heating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103727663A true CN103727663A (en) | 2014-04-16 |
| CN103727663B CN103727663B (en) | 2016-02-03 |
Family
ID=50451851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310737487.7A Expired - Fee Related CN103727663B (en) | 2013-12-30 | 2013-12-30 | Directly-heated type air source heat pump crude oil heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103727663B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157086A (en) * | 2015-09-24 | 2015-12-16 | 无锡同方人工环境有限公司 | Heating strengthening type heat supply air source heat pump system for heating radiator |
| CN113985934A (en) * | 2021-12-27 | 2022-01-28 | 四川诚邦浩然测控技术有限公司 | High and low temperature process temperature control system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2258970Y (en) * | 1996-08-29 | 1997-08-06 | 盘锦市润发石油设备有限责任公司 | Direct heated type gas petroleum heater |
| CN203671908U (en) * | 2013-12-30 | 2014-06-25 | 唐福良 | Directly-heated type air source heat pump crude oil heating system |
-
2013
- 2013-12-30 CN CN201310737487.7A patent/CN103727663B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2258970Y (en) * | 1996-08-29 | 1997-08-06 | 盘锦市润发石油设备有限责任公司 | Direct heated type gas petroleum heater |
| CN203671908U (en) * | 2013-12-30 | 2014-06-25 | 唐福良 | Directly-heated type air source heat pump crude oil heating system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105157086A (en) * | 2015-09-24 | 2015-12-16 | 无锡同方人工环境有限公司 | Heating strengthening type heat supply air source heat pump system for heating radiator |
| CN113985934A (en) * | 2021-12-27 | 2022-01-28 | 四川诚邦浩然测控技术有限公司 | High and low temperature process temperature control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103727663B (en) | 2016-02-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203310083U (en) | High-temperature high-efficiency heat recovery heat pump water heater | |
| CN103727663B (en) | Directly-heated type air source heat pump crude oil heating system | |
| CN102058998A (en) | Heat pump type liquid-solid extraction device | |
| CN203671908U (en) | Directly-heated type air source heat pump crude oil heating system | |
| CN203757921U (en) | Air source heat pump air conditioning system | |
| CN103629858A (en) | Direct-evaporation-type mine air return source heat pump system with spray dedusting function | |
| CN203310084U (en) | High-temperature air source heat pump water heater | |
| CN106016740A (en) | Instant heat pump type kitchen water heater | |
| CN204438359U (en) | Air-conditioner outdoor unit | |
| CN105180432A (en) | Heating method of indoor heating heat-pump water heater and system with indoor heating heat-pump water heater | |
| CN202008224U (en) | Directly-heated constant temperature type air energy water heater | |
| CN210602435U (en) | Hot defrosting system | |
| CN203385150U (en) | DC (direct current) variable frequency multi-connected air conditioning unit suitable for cold region | |
| CN203657268U (en) | Direct evaporation type mine return air source heat pump system with spraying and dust removing functions | |
| CN202709543U (en) | Jet type refrigeration heat pump unit with waste heat as drive heat source | |
| CN201909383U (en) | Water and energy-saving device supplying heat and hot water | |
| CN208652974U (en) | A kind of full cumulative heat recovery circulatory system | |
| CN203629164U (en) | Throttling device for hot pump water heater | |
| CN207922640U (en) | A kind of air conditioner oil return structure and air-conditioning | |
| CN202024471U (en) | Water heater with low-temperature gas supply for compressor | |
| CN203177456U (en) | Recovery system for waste heat | |
| CN205351767U (en) | Air -source heat pump | |
| CN107131643A (en) | A kind of air-source water heater | |
| CN204555350U (en) | New-type water heater | |
| CN203421862U (en) | Water source heat pump cold-hot water unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160203 Termination date: 20181230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |