CN208090158U - Petroleum pipeline attemperator based on photovoltaic technology - Google Patents
Petroleum pipeline attemperator based on photovoltaic technology Download PDFInfo
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- CN208090158U CN208090158U CN201820000580.8U CN201820000580U CN208090158U CN 208090158 U CN208090158 U CN 208090158U CN 201820000580 U CN201820000580 U CN 201820000580U CN 208090158 U CN208090158 U CN 208090158U
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- temperature sensor
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- 239000003208 petroleum Substances 0.000 title claims abstract description 25
- 238000013082 photovoltaic technology Methods 0.000 title claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 238000005485 electric heating Methods 0.000 claims abstract description 3
- 230000005611 electricity Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 20
- 239000010779 crude oil Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000003245 coal Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a kind of petroleum pipeline attemperator based on photovoltaic technology, including electric heating pipe sleeve, controller, photovoltaic power supply device, controllable switch, the first temperature sensor, second temperature sensor and light sensor；The power cord of electrothermal sleeve is electrically connected by controllable switch with the output end of photovoltaic power supply device；First temperature sensor is installed on the inside of petroleum pipeline, the temperature for detecting oil, and exports corresponding first detection signal；Second temperature sensor is installed on the outside of petroleum pipeline, for detecting environment temperature, and exports corresponding second detection signal；Controller includes the first comparison circuit, the second comparison circuit, logic circuit and switching circuit.The utility model has the advantages that：1, it using solar powered, more cleans；2, the power supply logics of photovoltaic power supply device are controlled using intelligent sensing technology, realize optimal power.
Description
Technical field
The utility model is related to oil equipment technical fields, particularly, are related to a kind of petroleum pipeline based on photovoltaic technology
Attemperator.
Background technology
The temperature of the crude oil to circulate in oil pipeline is 50~58 DEG C, the environment temperature being more than around oil pipeline, especially
It is the night of northern area and southern area, and the low temperature in oil pipeline ambient enviroment can reduce the wall of oil pipeline tube wall
Temperature, and then reduce the crude oil temperature to circulate in the duct.When the crude oil temperature in oil pipeline is less than 50 DEG C, the flow velocity of crude oil
It can continuously decrease, or even stop flowing.It is separated by a distance that oil worker in the centre of very long petroleum pipeline has many seats
Heating station, with electric heater unit the outer wall of oil pipeline is heated, increases the crude oil in pipeline by improving wall temperature
Temperature.Crude oil by heating circulates forward, due to being influenced by the environment temperature for being less than 50 DEG C around oil pipeline, crude oil
It can gradually cool down during circulation, when arriving next heating station, and need to heat and increase crude oil temperature, could continue forward
Flowing.Experiment is found：The temperature of oil transportation tube wall is not much different with crude oil temperature, and the wax contained in oil is just not easy in petroleum pipeline
Wax deposit layer is generated on inner wall.If wax deposit thickness on oil transportation inside pipe wall is it is necessary to slowing down crude oil in oil pipeline
Flow velocity.
Over nearly 5 years, China has become the big country of manufacture solar cell, and a large amount of solar cell is also needed in addition to outlet
Vast domestic demand is wanted, domestic market is supplied.The energy for the sunlight being radiated on oil pipeline is never utilized well,
It is never useful for that crude oil is promoted to circulate freely in oil pipeline.
All the tube wall of oil pipeline is heated using electric heater unit in the midway heating station of oil pipeline,
In electric heater unit all rely on power supply networks in electric energy be used as the energy, coal electricity occupies part of total electricity 81% in power supply network
Volume.A large amount of carbon dioxide and sulfur dioxide can be given off during coal fired power generation, filled using a large amount of coal electricity suppl electrical heating
It sets and oil pipeline is heated, environmental pollution can be aggravated, be unfavorable for energy-saving and emission-reduction.
Utility model content
In view of this, the utility model aim is to provide a kind of petroleum pipeline attemperator based on photovoltaic technology, it can
Petroleum pipeline is kept the temperature using solar power generation, to save resource.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is：
A kind of petroleum pipeline attemperator based on photovoltaic technology, including electric heating pipe sleeve, controller, photovoltaic power supply device,
Controllable switch, the first temperature sensor, second temperature sensor and light sensor；The power cord of the electrothermal sleeve is by can
Control switch is electrically connected with the output end of photovoltaic power supply device；First temperature sensor is installed on the inside of petroleum pipeline, uses
In the temperature of detection oil, and export corresponding first detection signal；The second temperature sensor is installed on petroleum pipeline
Outside for detecting environment temperature, and exports corresponding second detection signal；The controller includes the first comparison circuit, the
Two comparison circuits, logic circuit and switching circuit；Wherein, the input terminal of first comparison circuit and the first temperature sensor electricity
Connection exports corresponding first comparison signal for first detection signal to be compared with preset value, and according to comparison result；
The input terminal of second comparison circuit is electrically connected with second temperature sensor, for carrying out the second detection signal with preset value
Compare, and corresponding second comparison signal is exported according to comparison result；The input terminal of the logic circuit is respectively compared with first
Circuit, the electrical connection of the second comparison circuit, it is corresponding to be exported according to the signal condition of the first comparison signal and the second comparison signal
Logical signal；The input terminal of the switching circuit is electrically connected to logic circuit, and output end is electrically connected to the controllable switch, to connect
It receives and controls the controllable switch on/off in response to the logical signal.
Preferably, first comparison circuit includes first voltage comparator and the first reference circuit, first benchmark
Circuit is for exporting first reference signal for representing first preset value；The reverse side of the first voltage comparator is electrically connected
The output end of the first temperature sensor is connected to receive first detection signal, in-phase end is electrically connected to the first reference circuit to receive
First reference signal.
Preferably, second comparison circuit includes second voltage comparator and the second reference circuit, second benchmark
Circuit is for exporting second reference signal for representing second preset value；The in-phase end of the second voltage comparator is electrically connected
The output end of second temperature sensor is connected to receive the second detection signal, reverse side is electrically connected to the second reference circuit to receive
Second reference signal.
Preferably, the logic circuit includes not circuit and AND gate circuit；The input terminal of the not circuit is electrically connected
In the output end of the second comparison circuit；Two input terminals of the AND gate circuit are electrically connected in not circuit.First compares
The output end of circuit.
Preferably, the controllable switch uses relay.
Preferably, the switching circuit includes the 5th resistance, one first NPN triode, the base of first NPN triode
Pole is electrically connected to the output end of AND gate circuit, emitter ground connection, after collector is connected with the coil of relay by the 5th resistance
It is electrically connected to VCC voltages；The normally opened contact switch of the relay is series at the power cord and photovoltaic power supply device of electrothermal sleeve
Between.
The utility model has the technical effect that following aspect：1, it using solar powered, more cleans；2, it utilizes
Intelligent sensing technology controls the power supply logics of photovoltaic power supply device, realizes optimal power.
Description of the drawings
Fig. 1 is the schematic diagram of embodiment petrochina thermal insulating apparatus for pipe；
Fig. 2 is the circuit diagram of the first comparison circuit in embodiment；
Fig. 3 is the circuit diagram of the second comparison circuit in embodiment；
Fig. 4 is the circuit diagram of logic circuit in embodiment；
Fig. 5 is the circuit diagram of switching circuit in embodiment.
Reference numeral：1, petroleum pipeline；2, electrothermal sleeve；3, controller；31, the first comparison circuit；311, the first benchmark
Circuit；32, the second comparison circuit；321, the second reference circuit；33, logic circuit；34, switching circuit；4, photovoltaic power supply device；
5, the first temperature sensor；6, second temperature sensor；7, controllable switch.
Specific implementation mode
Below in conjunction with attached drawing, specific embodiment of the present utility model is described in further detail, so that the utility model skill
Art scheme is more readily understood and grasps.
Referring to Fig.1, a kind of 1 attemperator of petroleum pipeline based on photovoltaic technology, including electrothermal tube are present embodiments provided
Set, controller 3, photovoltaic power supply device 4, controllable switch 7, the first temperature sensor 5, second temperature sensor 6 and light level
Device；The power cord of electrothermal sleeve 2 is electrically connected by controllable switch 7 with the output end of photovoltaic power supply device 4；It, can in the present embodiment
It controls switch 7 and uses relay.
First temperature sensor 5 is installed on the inside of petroleum pipeline 1, the temperature for detecting oil, and exports corresponding
First detection signal；Second temperature sensor 6 is installed on the outside of petroleum pipeline 1, and for detecting environment temperature, and the output phase is answered
Second detection signal.
Controller 3 includes the first comparison circuit 31, the second comparison circuit 32, logic circuit 33 and switching circuit 34.
With reference to Fig. 2, the first comparison circuit 31 includes first voltage comparator A1 and the first reference circuit 311, the first benchmark
Circuit 311 is for exporting a first reference signal Vref1 for representing the first preset value；The reverse side electricity of first voltage comparator A1
The output end of the first temperature sensor 5 is connected to receive first detection signal Vs1, in-phase end is electrically connected to the first reference circuit
311 to receive the first reference signal Vref1.Therefore, when the temperature of petroleum pipeline 1 is less than preset value, first voltage comparator
A1 exports the first comparison signal Vp1 of high level.
With reference to Fig. 3, the second comparison circuit 32 includes second voltage comparator A2 and the second reference circuit 321, the second benchmark
Circuit 321 is for exporting a second reference signal Vref2 for representing the second preset value；The in-phase end electricity of second voltage comparator A2
The output end of second temperature sensor 6 is connected to receive the second detection signal Vs2, reverse side is electrically connected to the second reference circuit
321 to receive the second reference signal Vref2.Therefore, when the temperature of environment is less than preset value, the A2 outputs of second voltage comparator
Low level second comparison signal Vp2.
With reference to Fig. 4, logic circuit 33 includes not circuit N1 and AND gate circuit N2；The input terminal of not circuit N1 is electrically connected
In the output end of the second comparison circuit 32；Two input terminals of AND gate circuit N2 are electrically connected in not circuit.First compares
The output end of circuit 31.Therefore, when logic circuit 33 receives the first comparison signal Vref1 and low level second of high level
When comparison signal Vref2, the logical signal Vk of AND gate circuit N2 output high level.
With reference to Fig. 5, switching circuit 34 includes the 5th resistance R5, one first NPN triode Q1, the first NPN triode A1's
Base stage is electrically connected to the output end of AND gate circuit N2, emitter ground connection, the line of collector and relay K1 by the 5th resistance R5
It is electrically connected to VCC voltages after circle series connection；The normally opened contact switch of relay K1 is series at the power cord of electrothermal sleeve 2 and photovoltaic supplies
Between electric installation 4.Therefore, it is connected when the base stage of the first NPN triode Q1 receives the logical signal Vk of high level so that after
Electric appliance K1, which is powered, to be closed, and then photovoltaic power supply device 4 is powered to electrothermal sleeve 2.
Certainly, the representative instance of above only the utility model, in addition to this, the utility model can also have other a variety of
Specific implementation mode, all technical solutions formed using equivalent substitution or equivalent transformation all fall within the requires of the utility model protection
Within the scope of.
Claims (6)
1. a kind of petroleum pipeline attemperator based on photovoltaic technology, characterized in that supplied including electric heating pipe sleeve, controller, photovoltaic
Electric installation, controllable switch, the first temperature sensor, second temperature sensor and light sensor；The power supply of the electrothermal sleeve
Line is electrically connected by controllable switch with the output end of photovoltaic power supply device；First temperature sensor is installed on petroleum pipeline
Inside, the temperature for detecting oil, and export corresponding first detection signal；The second temperature sensor is installed on oil
The outside of pipeline for detecting environment temperature, and exports corresponding second detection signal；The controller includes that the first comparison is electric
Road, the second comparison circuit, logic circuit and switching circuit；Wherein, the input terminal of first comparison circuit and the first temperature pass
Sensor is electrically connected, for first detection signal to be compared with preset value, and according to corresponding first ratio of comparison result output
Compared with signal；The input terminal of second comparison circuit is electrically connected with second temperature sensor, for by the second detection signal and in advance
If value is compared, and exports corresponding second comparison signal according to comparison result；The input terminal of the logic circuit respectively with
First comparison circuit, the electrical connection of the second comparison circuit, with defeated according to the signal condition of the first comparison signal and the second comparison signal
Go out corresponding logical signal；The input terminal of the switching circuit is electrically connected to logic circuit, and output end is electrically connected to described controllable
Switch controls the controllable switch on/off to receive and respond to the logical signal.
2. the petroleum pipeline attemperator based on photovoltaic technology as described in claim 1, characterized in that first comparison is electric
Road includes first voltage comparator and the first reference circuit, and first reference circuit represents the first preset value for exporting one
First reference signal；The reverse side of the first voltage comparator is electrically connected to the output end of the first temperature sensor to receive
One detection signal, in-phase end are electrically connected to the first reference circuit to receive first reference signal.
3. the petroleum pipeline attemperator based on photovoltaic technology as claimed in claim 2, characterized in that second comparison is electric
Road includes second voltage comparator and the second reference circuit, and second reference circuit represents the second preset value for exporting one
Second reference signal；The in-phase end of the second voltage comparator is electrically connected to the output end of second temperature sensor to receive
Two detection signals, reverse side are electrically connected to the second reference circuit to receive second reference signal.
4. the petroleum pipeline attemperator based on photovoltaic technology as claimed in claim 3, characterized in that the logic circuit packet
Include not circuit and AND gate circuit；The input terminal of the not circuit is electrically connected to the output end of the second comparison circuit；It is described with
Two input terminals of gate circuit are electrically connected in the output end of the first comparison circuit of not circuit.
5. the petroleum pipeline attemperator based on photovoltaic technology as claimed in claim 4, characterized in that the controllable switch is adopted
Use relay.
6. the petroleum pipeline attemperator based on photovoltaic technology as claimed in claim 5, characterized in that the switching circuit packet
The 5th resistance, one first NPN triode are included, the base stage of first NPN triode is electrically connected to and door electricity by the 5th resistance
The output end on road, emitter ground connection, collector are electrically connected to VCC voltages after connecting with the coil of relay；The relay
Normally opened contact switch is series between the power cord of electrothermal sleeve and photovoltaic power supply device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820000580.8U CN208090158U (en) | 2018-01-01 | 2018-01-01 | Petroleum pipeline attemperator based on photovoltaic technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820000580.8U CN208090158U (en) | 2018-01-01 | 2018-01-01 | Petroleum pipeline attemperator based on photovoltaic technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208090158U true CN208090158U (en) | 2018-11-13 |
Family
ID=64065225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820000580.8U Expired - Fee Related CN208090158U (en) | 2018-01-01 | 2018-01-01 | Petroleum pipeline attemperator based on photovoltaic technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208090158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115899804A (en) * | 2023-03-01 | 2023-04-04 | 四川蜀旺新能源股份有限公司 | Comprehensive power supply and heat supply equipment based on combined heat and power supply |
-
2018
- 2018-01-01 CN CN201820000580.8U patent/CN208090158U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115899804A (en) * | 2023-03-01 | 2023-04-04 | 四川蜀旺新能源股份有限公司 | Comprehensive power supply and heat supply equipment based on combined heat and power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181218 Address after: 831100 No. 174 Bofeng Street, Fukang City, Changji Hui Autonomous Prefecture, Xinjiang Uygur Autonomous Region Patentee after: XINJIANG KELIN SIDE NEW ENERGY CO.,LTD. Address before: 730050 Lanshi Energy Equipment Engineering Research Institute Limited, 196 Xijin West Road, Qilihe District, Lanzhou City, Gansu Province Patentee before: Yang Shufang |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |