CN202652581U - Open-air pipe current vortex anti-icing system - Google Patents
Open-air pipe current vortex anti-icing system Download PDFInfo
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- CN202652581U CN202652581U CN 201220166316 CN201220166316U CN202652581U CN 202652581 U CN202652581 U CN 202652581U CN 201220166316 CN201220166316 CN 201220166316 CN 201220166316 U CN201220166316 U CN 201220166316U CN 202652581 U CN202652581 U CN 202652581U
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Abstract
The utility model discloses an open-air pipe current vortex anti-icing system as an important device with huge market prospect which can prevent the pipe from being damaged by over low temperature in an open-air pipe network and ensure safety operation of the pipe network. The open-air pipe current vortex anti-icing system is a device for providing electric power to a resonant circuit by a large power supply, and heating a conductive magnetic pipe wall by alternating magnetic field generated by the resonant circuit, so as to prevent a flowing medium in the pipe from being iced. The open-air pipe current vortex anti-icing system mainly comprises: a direct-current power supply (1); an on-off control switch (2); the resonant circuit (3); a power thyristor (4); an induction heating coil (5); the conductive magnetic pipe wall (6); a waterproof insulation layer (7); and a liquid temperature sensing circuit (8). The heat power is provided for the normal operation of various outdoor pipes, and the open-air pipe current vortex anti-icing system has other features of low cost and maintenance cost, simple operation, safety, reliability, intelligence, and controllability.
Description
Technical field
The present invention relates to a kind of open-air pipeline current vortex winterization system, belong to and prevent in the open-air piping network that temperature from crossing low to the pipeline injury, to guarantee the visual plant of network security operation, have low, easy and simple to handle, the safe and reliable and intelligent advantage such as controlled of cost and maintenance cost, and have huge market prospects.Particularly relate to a kind of low cost, maintenance cost, control easy, intelligence and continue the resonance current vortex flexibly this answers heating system.
Background technology
For the urban pipe network under the open-air atmosphere, northern area especially, at the autumn and winter season drop in temperature, the pipeline internal medium flow velocity is zero sometimes, therefore in order to guarantee the in the winter time normally operation of each pipe network, requires various pipelines not freeze in order to using at any time.Present means to prevent freezing commonly used has from the beginning, and the adiabatic freeze proofing of water temperature, heating system supply, backwater is adiabatic accompanies warm freeze proofing, filling anti-icing fluid freeze proofing, adiabatic electrothermal device companion to warm up freeze proofing and mix means to prevent freezing, it is large that these methods all exist investment, the shortcomings such as the high and operation inconvenience of later maintenance expense.Therefore find and a kind ofly invest little, instant effect, scheme that maintenance cost is few is one of the important topic in this field.
The present invention is large mainly for pipe network winterized equipment investment in the open, and the later maintenance expense is high and operate the shortcomings such as inconvenient, has provided a kind of repetition, lasting and controllable electromagnetic oscillating circuit of sending, and has sustainable work, flexible operation, the light characteristics of structure.
Summary of the invention
Technical problem to be solved by this invention is, prevent in the open-air piping network that temperature from crossing low problem to the pipeline injury, utilize the high-efficiency high-power resonant circuit that the magnetic conduction tube wall is heated, guaranteeing that flow media is not frozen in the pipe, thereby provide a kind of effective solution for the normal operation of outdoor pipe network.
The technical solution adopted in the present invention is: open-air pipeline current vortex winterization system, include DC power supply by the backward resonant circuit of make-and-break control switch (2) (3) power supply, power scr (4) amplifies energy, and by load coil (5) magnetic conduction tube wall (6) temperature is raise, wherein water-proof heat-insulation layer (7) is equipped with to play the heat-holding dampproof effect in magnetic conduction tube wall (6) outside, when fluid temperature reached requirement in the pipeline, fluid temperature sensing detection circuit (8) cut off make-and-break control switch (2) thereby circuit is disconnected.
Described DC power supply (1) is by the high power DC portable power source or can provide the batteries of large electric current to realize, will guarantee that simultaneously power supply has certain waterproof, moisture-proof role.
Described make-and-break control switch is controlled by different gear power relays by power controller (5) and is switched, and realizes different command execution corresponding actions.
Described resonant circuit (3) is examined than sub-resonant circuit by novel single channel and is built, the inductance coil of two-way symmetry, resistance, the Quick-return diode of N channel enhancement power scr (4) and mutual reversal connection can be realized the sinewave output of any frequency of oscillation.
Described load coil (5) is made of close copper wires around high Q value, and wire external layer must scribble watertight composition and carry out the dependence test of waterproof depth limit.Closely then need to determine according to the concrete working condition of this circuit around the number of turn.And load coil (5) is embedded in the water-proof heat-insulation layer (7), thereby is difficult for destroyed.
Described magnetic conduction tube wall (6) is cylindrical high magnetic conductor, and is close around load coil (5) on it.If pipe network then can take the pipe network wall as the magnetic conduction tube wall, can reduce investment, and can obtain good effect so greatly originally as ferrous material.
Described fluid temperature sensing detection circuit (8) is made of the temperature sensors of high precision that is adapted at operation in the flow media, A/D change-over circuit and single-chip microcomputer, be voltage signal by transducer with temperature transition in the liquid, sample by the A/D change-over circuit, and send the result to single-chip microcomputer, at last by single-chip microcomputer output tripping operation or switching signal.
Open-air pipeline current vortex winterization system of the present invention, produce action of alternating magnetic field in the magnetic conduction tube wall by resonant circuit, the eddy current of inducting is given birth to heat at tube wall upper reaches movable property, the flowing liquid medium prevents from freezing in the outdoor pipe network thereby make, and by single-chip microcomputer, transducer and actuator's Real-Time Monitoring operation conditions and give an order.This device has been for the normal operation of open-air pipeline provides a kind of medium that prevents to freeze the effective scheme that causes pipe network to damage, and has easy and simple to handle, the safe and reliable and intelligent advantage such as controlled.
Description of drawings
Fig. 1 is overall structure block diagram of the present invention;
Fig. 2 is the high-power oscillation generating circuit of alternating magnetic field;
Fig. 3 is how much front views of magnetic conduction tube wall and load coil;
Fig. 4 is open-air pipeline current vortex winterization system end view;
Fig. 5 is liquid sensor Based Intelligent Control loop.
Wherein:
1: DC power supply; 2: make-and-break control switch; 3: resonant circuit; 4: power scr; 5: load coil; 6: the magnetic conduction tube wall; 7: water-proof heat-insulation layer; 8: liquid sensing detection circuit.
R1:Q1 clamp resistance R1:Q2 clamp resistance
L1:Q1 inductance L 2:Q2 inductance
Q1: power scr 1 Q2: power scr 2
D1: Quick-return diode 1 D2: Quick-return diode 2
C: vibration matching capacitance
Embodiment
Below in conjunction with example and accompanying drawing open-air pipeline current vortex winterization system of the present invention is made a detailed description.
As shown in Figure 1, open-air pipeline current vortex winterization system of the present invention includes DC power supply (1); Make-and-break control switch (2); Resonant circuit (3); Power scr (4); Load coil (5); Magnetic conduction tube wall (6); Water-proof heat-insulation layer (7); Fluid temperature sensing detection circuit (8).The present invention utilizes high-power DC power supply to produce action of alternating magnetic field in the magnetic conduction tube wall, induces eddy current with the liquid medium in the water back, and then prevents the advanced means of sharp freezing.
As shown in Figure 2, described resonant circuit (3) is by the inductance coil of two-way symmetry, resistance, and the Quick-return diode of N channel enhancement power scr (4) and mutually reversal connection forms.After make-and-break control switch (2) closure, the circuit while of two-way symmetry is to the base stage feed of power scr (4), because the effect of antiparallel Quick-return diode D1 and D2, the collector electrode place circuit of power scr (4) is realized alternate conduction, makes the Full wave shape of AB sine wave output.
As shown in Figure 3, described load coil (5) be close around copper coil, this coil on the sidewall that is fixed in into columnar magnetic conduction tube wall (6) behind the application watertight composition, water-proof heat-insulation layer on the outer cover (7).Magnetic conduction tube wall (6) plays the effect of inductive loop and heating, also plays a supporting role.If pipe network then can take the pipe network wall as the magnetic conduction tube wall, can reduce investment, and can obtain good effect so greatly originally as ferrous material.
As shown in Figure 4, described magnetic conduction tube wall (6) is after installing load coil (5), and the liquid in pipe medium can not affect the normal operation of pipeline along Flows time the heat effect that recurs like this.
As shown in Figure 5, described fluid temperature sensing detection circuit (8) is made of the temperature sensors of high precision, A/D change-over circuit and the single-chip microcomputer that are fit to the liquid medium operation.At first given single-chip microcomputer begins and end temp, and to begin temperature be zero degree if do not do given acquiescence, and end temp is 15 degree.When temperature is lower than the beginning temperature, single-chip microcomputer sends instruction and makes make-and-break control switch (2) closure, resonant circuit (3) is started working, and the alternating electromagnetic field that sends generates eddy current at eddy heating for heating magnetic conduction tube wall (6) water body is on every side heated; When temperature equaled end temp, single-chip microcomputer sends instruction opened make-and-break control switch (2), and resonant circuit (3) quits work.
Open-air pipeline current vortex winterization system of the present invention, when temperature is lower than the beginning temperature, make-and-break control switch (2) closure, resonant circuit (3) is started working, and magnetic conduction tube wall (6) heats the surrounding liquid medium; When temperature equaled end temp, single-chip microcomputer sends instruction opened make-and-break control switch (2), and resonant circuit (3) quits work.This device has been for the normal operation of outdoor pipe network under the cryogenic conditions provides a kind of effective scheme that prevents that pipe network from freezing, and has control easy, flexible, and is low-cost and do not affect the advantage of normal operation.
Claims (5)
1. open-air pipeline current vortex winterization system, it is characterized in that including DC power supply by the backward resonant circuit of make-and-break control switch (2) (3) power supply, power scr (4) amplifies energy, and by load coil (5) magnetic conduction tube wall (6) temperature is raise, wherein water-proof heat-insulation layer (7) is equipped with to play the heat-holding dampproof effect in magnetic conduction tube wall (6) outside, when fluid temperature reached requirement in the pipeline, fluid temperature sensing detection circuit (8) cut off make-and-break control switch (2) thereby circuit is disconnected.
2. open-air pipeline current vortex winterization system according to claim 1, be further characterized in that, described resonant circuit (3) is examined than sub-resonant circuit by novel single channel and is built, the inductance coil of two-way symmetry, resistance, the Quick-return diode of N channel enhancement power scr (4) and mutual reversal connection can be realized the sinewave output of any frequency of oscillation.
3. open-air pipeline current vortex winterization system according to claim 1, be further characterized in that, described load coil (5) is made of close copper wires around high Q value, and wire external layer must scribble watertight composition and carry out the dependence test of waterproof depth limit; Closely then need to determine according to the concrete working condition of this circuit around the number of turn; And load coil (5) is embedded in the water-proof heat-insulation layer (7), thereby is difficult for destroyed.
4. open-air pipeline current vortex winterization system according to claim 1 is further characterized in that, described magnetic conduction tube wall (6) is cylindrical high magnetic conductor, and is close around load coil (5) on it; If pipe network then can take the pipe network wall as the magnetic conduction tube wall, can reduce investment, and can obtain good effect so greatly originally as ferrous material.
5. open-air pipeline current vortex winterization system according to claim 1, be further characterized in that, described fluid temperature sensing detection circuit (8) is made of the temperature sensors of high precision that is adapted at operation in the flow media, A/D change-over circuit and single-chip microcomputer, be voltage signal by transducer with temperature transition in the liquid, sample by the A/D change-over circuit, and send the result to single-chip microcomputer, at last by single-chip microcomputer output tripping operation or switching signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220166316 CN202652581U (en) | 2012-04-18 | 2012-04-18 | Open-air pipe current vortex anti-icing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220166316 CN202652581U (en) | 2012-04-18 | 2012-04-18 | Open-air pipe current vortex anti-icing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202652581U true CN202652581U (en) | 2013-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220166316 Expired - Fee Related CN202652581U (en) | 2012-04-18 | 2012-04-18 | Open-air pipe current vortex anti-icing system |
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| Country | Link |
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| CN (1) | CN202652581U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398262A (en) * | 2013-07-24 | 2013-11-20 | 苏州市润凯汽车配件制造有限公司 | Pipeline heater |
-
2012
- 2012-04-18 CN CN 201220166316 patent/CN202652581U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398262A (en) * | 2013-07-24 | 2013-11-20 | 苏州市润凯汽车配件制造有限公司 | Pipeline heater |
| CN103398262B (en) * | 2013-07-24 | 2015-09-09 | 苏州市润凯汽车配件制造有限公司 | A kind of pipeline heater |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20130418 |