CN220586471U - Heating power amplifier of adiabatic accelerating calorimeter - Google Patents
Heating power amplifier of adiabatic accelerating calorimeter Download PDFInfo
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- CN220586471U CN220586471U CN202321872241.6U CN202321872241U CN220586471U CN 220586471 U CN220586471 U CN 220586471U CN 202321872241 U CN202321872241 U CN 202321872241U CN 220586471 U CN220586471 U CN 220586471U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 99
- 230000001133 acceleration Effects 0.000 claims abstract description 35
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- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 238000007707 calorimetry Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
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Abstract
The application relates to a heating power amplifier of an adiabatic acceleration calorimeter, which comprises a controller, wherein the controller is provided with a control signal output end and a relay signal feedback end, a heating plate of the heating power amplifier is connected to the inside of a cavity of the adiabatic acceleration calorimeter, the heating power amplifier comprises a power supply, an output voltage end comprises a power supply output end and a power supply feedback end, a relay response end comprises a response control input end and a response control output end, the response control input end is connected with a battery output end, a control signal receiving end is connected with the control signal output end, and the control signal feedback end is connected with the relay signal feedback end; the heating element comprises a voltage input end and a voltage output end, wherein the voltage input end is connected with a response control output end of the relay, and the voltage output end is connected with a power supply feedback end of a power supply. The application provides an amplifier of adiabatic acceleration calorimeter to solve the limited problem of adiabatic acceleration calorimeter heating power.
Description
Technical Field
The application relates to the technical field of calorimeters, in particular to a heating power amplifier of an adiabatic accelerating calorimeter.
Background
With the development of new energy industry, the safety of lithium ion batteries becomes one of the concerns of new energy industry. Adiabatic acceleration calorimetry is a method for evaluating the thermal safety of a lithium ion battery, and equipment based on the adiabatic acceleration calorimetric method can better measure the initial decomposition temperature of the lithium ion battery. The common adiabatic acceleration calorimeter uses a heating wire heating or radiation heating mode to trigger the power core to self-generate heat, so as to carry out subsequent adiabatic tracking. However, this heating mode is limited by the heating power of the device itself, so that the heating is slow or the heated object is not heated to the specified temperature, i.e. the heating is stopped, so that the controllability of the triggering process is poor. In order to solve the heating problem of the adiabatic heating calorimeter, the application provides a heating power amplifier of the adiabatic heating calorimeter, which can solve the problem that the heating power of the adiabatic accelerating calorimeter is limited.
Disclosure of Invention
The purpose of the application is to provide a heating power amplifier of an adiabatic acceleration calorimeter, so as to solve the problem that the heating power of the adiabatic acceleration calorimeter is limited.
To this end, the embodiment of the application provides a heating power amplifier of adiabatic acceleration calorimeter, including the controller, the controller has control signal output and relay signal feedback end, heating plate of heating power amplifier connect in inside the adiabatic acceleration calorimeter cavity, heating power amplifier includes:
the power supply is provided with an output voltage end, the output voltage end comprises a power supply output end and a power supply feedback end, and the power supply output end and the power supply feedback end form two poles of the power supply;
the relay comprises a relay response end and a relay control end, wherein the relay response end comprises a response control input end and a response control output end, the response control input end is connected with the power supply output end, the relay control end comprises a control signal receiving end and a control signal feedback end, the control signal receiving end is connected with the control signal output end, and the control signal feedback end is connected with the relay signal feedback end; and
the heating element comprises a voltage input end and a voltage output end, wherein the voltage input end is connected with the response control output end of the relay, and the voltage output end is connected with the power supply feedback end of the power supply.
In one possible implementation, the output voltage terminal of the power supply is configured to output an ac voltage having a first voltage value range or to output a dc voltage having a second voltage value range.
In one possible implementation, the first voltage range is 0-360 volts and the second voltage range is 0-64 volts.
In one possible implementation manner, the control signal receiving end of the relay is detachably connected with the control signal output end through a first circuit, and the control signal feedback end of the relay is detachably connected with the relay signal feedback end through a second circuit.
In one possible implementation manner, the controller is provided with a first port and a second port, the first port is the control signal output end, and the second port is the relay signal feedback end; the first circuit is provided with a first plug which is in plug-in fit with the first port, and the second circuit is provided with a second plug which is in plug-in fit with the second port.
In one possible implementation, the heating element may be clamped between the pieces to be heated; or the heating element is a flexible piece, and the heating element can be wound on the outer peripheral side of the piece to be heated.
In one possible implementation, the controller is an ARC reactive compensation controller.
The control signal output end of the controller is connected with the control signal receiving end of the relay, and the control signal feedback end of the relay is connected with the relay signal feedback end of the controller, so that the control of the adiabatic acceleration calorimeter on the on-off of the relay is realized. The response control input end of the relay is connected with the power supply, the response control output end of the relay is connected with the voltage input end of the heating element, and the voltage output end of the heating element is connected with the power supply feedback end of the power supply, so that a controllable heating loop is formed. The heating power of the heating element is not limited by the heating power of the host, so that the problem that the controllability of the triggering process is poor due to the fact that the heating is slower or the heated object is not heated to the specified temperature and stops heating is solved. The power amplifier triggers the heating power of the to-be-heated piece, expands the testing range of the adiabatic acceleration calorimeter, and solves the problem that the heating power of the adiabatic acceleration calorimeter is limited.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, a brief description will be given below of the drawings that are needed in the embodiments or the prior art descriptions, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art. In addition, in the drawings, like parts are designated with like reference numerals and the drawings are not drawn to actual scale.
Fig. 1 shows a schematic structural diagram of an adiabatic acceleration calorimeter according to an embodiment of the present application.
Reference numerals illustrate:
1. a controller; 11. a signal control end; 12. a control signal output terminal; 13. a relay signal feedback end;
2. a power supply; 21. an output voltage terminal; 22. a power supply output terminal; 23. a power supply feedback end;
3. a relay; 31. a relay response end; 32. a relay control end; 33. responding to the control input terminal; 34. a response control output; 35. a control signal receiving end; 36. a control signal feedback end;
4. a heating element; 41. a heating voltage end; 42. a voltage input terminal; 43. and a voltage output terminal.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein.
As shown in fig. 1, the embodiment of the present application provides a heating power amplifier of an adiabatic acceleration calorimeter, the adiabatic acceleration calorimeter amplifier includes a controller 1, the controller 1 has a signal control end 11, the signal control end 11 includes a control signal output end 12 and a relay signal feedback end 13, a heating plate of the heating power amplifier is connected inside the cavity of the adiabatic acceleration calorimeter, and the heating power amplifier includes:
a power supply 2, wherein the power supply 2 is provided with an output voltage end 21, the output voltage end 21 comprises a power supply output end 22 and a power supply feedback end 23, and the power supply output end 22 and the power supply feedback end 23 form two poles of the power supply 2;
the relay 3 comprises a relay response end 31 and a relay control end 32, wherein the relay response end 31 comprises a response control input end 33 and a response control output end 34, the response control input end 33 is connected with the power supply output end 22, the relay control end 32 comprises a control signal receiving end 35 and a control signal feedback end 36, the control signal receiving end 35 is connected with the control signal output end 12, and the control signal feedback end 36 is connected with the relay signal feedback end 13; and
a heating element 4, the heating element 4 having a heating voltage terminal 41, said heating voltage terminal 41 comprising a voltage input 42 and a voltage output 43, said voltage input 42 being connected to said response control output 34 of said relay 3, said voltage output 43 being connected to said power supply feedback terminal 23 of said power supply 2.
The control signal output end 12 of the controller 1 is connected with the control signal receiving end 35 of the relay 3, and the control signal feedback end 36 of the relay 3 is connected with the relay signal feedback end 13 of the controller 1, so that the control of the heat insulation acceleration calorimeter on the on-off of the relay 3 is realized. The response control input 33 of the relay 3 is connected to the power supply 2, the response control output 34 of the relay 3 is connected to the voltage input 42 of the heating element 4, and the voltage output 43 of the heating element 4 is connected to the power supply feedback 23 of the power supply 2, thereby forming a controllable heating loop. The heating power of the heating element 4 is not limited by the heating power of the host, so that the problem that the controllability of the triggering process is poor due to slower heating or that the heated object is not heated to the specified temperature, namely, the heating is stopped is solved. The power amplifier triggers the heating power of the to-be-heated piece, expands the testing range of the adiabatic acceleration calorimeter, and solves the problem that the heating power of the adiabatic acceleration calorimeter is limited.
In particular, the heating element 4 may be any product that can be heated in the prior art, and in order to ensure that its heating power is not limited, it is preferable that the heating power of the heating element 4 is in the range of 10 watts to 100 watts. Likewise, depending on the application requirements of different application environments, a product with a heating power of more than 100 watts may be used as the heating element 4.
Optionally, the heating element 4 is a flexible piece, and the heating element 4 may be wound on the outer peripheral side of the piece to be heated; the heating element 4 can be coated on the outer peripheral side of the piece to be heated through the arrangement of the flexible piece, so that the heating effect is guaranteed, the energy loss is reduced, and the energy consumption is guaranteed.
Specifically, the controller 1 is an ARC reactive power compensation controller, and the ARC reactive power compensation controller is a special controller for compensating reactive power of a low-voltage distribution system, can be matched with electrostatic capacitance screens with various grades of voltage below 400 volts, has various specifications of 1-12 paths and the like, and has the characteristics of complete functions, stable and reliable operation, high control precision and the like, and the product meets the standard GB/T9663-1999.
In some embodiments, the output voltage terminal 21 of the power supply 2 is configured to output an ac voltage having a first voltage value range or to output a dc voltage having a second voltage value range. The first voltage range is 0-360 volts, and the second voltage range is 0-64 volts. The power supply 2 can output alternating voltage of 0-360 volts or output direct voltage of 0-64 volts, and the heating element 4 can be driven to heat by using the direct voltage or the alternating voltage, so that heat is generated by the heating element 4. Similarly, the voltage at the relay response terminal 31 and the relay control terminal 32 of the relay 3 may be 0-360 volts ac or 0-64 volts dc. When voltage is applied, the relay 3 is closed, the two poles of the relay response end 31 are communicated to form a passage, the heating element 4 starts to work, when the voltage is 0, the relay 3 is opened, the two poles of the relay response end 31 are communicated to form an open circuit, and the heating element 4 stops working.
In some embodiments, the control signal receiving end 35 of the relay 3 is detachably connected to the control signal output end 12 through a first line, and the control signal feedback end 36 of the relay 3 is detachably connected to the relay signal feedback end 13 through a second line; the electric connection between the relay 3 and the controller 1 is realized through the first circuit and the second circuit, and meanwhile, the heating power amplifier is convenient to install or detach through detachable connection, so that the heating power amplifier is convenient to replace and maintain.
The controller 1 is provided with a first port and a second port, the first port is the control signal output end 12, and the second port is the relay signal feedback end 13; a first plug which is in plug-in fit with the first port is arranged on the first circuit, and a second plug which is in plug-in fit with the second port is arranged on the second circuit; the detachable connection between the relay 3 and the controller 1 is realized through the plug-in cooperation, so that the operation of a user is facilitated.
In some embodiments, the first port and the second port are movably provided with a door body, and the first port and the second port are protected by the door body, so that the influence of dust on the first port and the second port is reduced.
By way of example, the piece to be heated is an aluminum block with a power of 10 watts and the heating element 4, 200g of aluminum block with a specific heat capacity of 860J/(K.kg) is used, the heating element 4 with a surface of 10W is wound on the surface of the aluminum block, the power supply 2 is a 24V DC power supply, and the output power of the adiabatic acceleration calorimeter is set to be 100%. The adiabatic accelerometric calorimeter was started and the aluminum block sample was warmed up at a rate of 0.058 ℃/s rise in temperature during the heating section tested.
The piece to be heated adopts a copper block, the power of the heating element 4 is 30 watts, 300g of copper block is used, the specific heat capacity of the copper block is 390J/(K.kg), the surface of the copper block is wrapped with the heating element 4 of 30W, the power supply 2 adopts a 220V alternating current power supply, and the output power of the adiabatic acceleration calorimeter is set to be 100%. The adiabatic acceleration calorimeter was started and the copper block sample was warmed up at a rate of 0.26 ℃/s rise in temperature in the heating section tested.
The piece to be heated adopts a stainless steel block, the power of the heating element 4 is 100 watts, 10000g of 304 stainless steel block is used, the specific heat capacity of the stainless steel block is 510J/(K.kg), the surface of the stainless steel block is wrapped with the heating element 4 of 100W, the power supply 2 adopts a 12V direct current power supply, and the output power of the adiabatic acceleration calorimeter is set to be 70%. The adiabatic accelerometric calorimeter was started and the stainless steel block sample was warmed up at a rate of 1.37 deg.c/s temperature rise in the heating section tested.
In summary, according to the heating power amplifier of the adiabatic heating calorimeter provided by the application, the circuit of the heating power amplifier does not need to be modified, and the expansion of the triggering power of the adiabatic acceleration calorimeter can be realized only by connecting the relay 3 with the controller 1, so that the heat production test of a sample with a large size or higher specific heat is realized.
It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.
It should be readily understood that the terms "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning "on something" or "above" but also the meaning "above something" or "above" without intermediate features or layers therebetween (i.e., directly on something).
Further, spatially relative terms, such as "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.
Claims (7)
1. The utility model provides a heating power amplifier of adiabatic acceleration calorimeter, its characterized in that, adiabatic acceleration calorimeter includes the controller, the controller has control signal output and relay signal feedback end, heating plate of heating power amplifier connect in adiabatic acceleration calorimeter cavity is inside, heating power amplifier includes:
the power supply is provided with an output voltage end, the output voltage end comprises a power supply output end and a power supply feedback end, and the power supply output end and the power supply feedback end form two poles of the power supply;
the relay comprises a relay response end and a relay control end, wherein the relay response end comprises a response control input end and a response control output end, the response control input end is connected with the power supply output end, the relay control end comprises a control signal receiving end and a control signal feedback end, the control signal receiving end is connected with the control signal output end, and the control signal feedback end is connected with the relay signal feedback end; and
the heating element comprises a voltage input end and a voltage output end, wherein the voltage input end is connected with the response control output end of the relay, and the voltage output end is connected with the power supply feedback end of the power supply.
2. The adiabatic acceleration calorimeter of claim 1, wherein the output voltage terminal of the power source is configured to output an ac voltage having a first voltage magnitude range or to output a dc voltage having a second voltage magnitude range.
3. The adiabatic acceleration calorimeter of claim 2, wherein the first voltage range is 0-360 volts and the second voltage range is 0-64 volts.
4. The heating power amplifier of the adiabatic acceleration calorimeter of claim 1, wherein the control signal receiving end of the relay is detachably connected with the control signal output end through a first line, and the control signal feedback end of the relay is detachably connected with the relay signal feedback end through a second line.
5. The heating power amplifier of the adiabatic acceleration calorimeter of claim 4, wherein the controller is provided with a first port and a second port, the first port is the control signal output end, and the second port is the relay signal feedback end; the first circuit is provided with a first plug which is in plug-in fit with the first port, and the second circuit is provided with a second plug which is in plug-in fit with the second port.
6. The adiabatic acceleration calorimeter of claim 1, wherein the heating element is clampable between the pieces to be heated; or the heating element is a flexible piece, and the heating element can be wound on the outer peripheral side of the piece to be heated.
7. The adiabatic acceleration calorimeter of claim 1, wherein the controller is an ARC reactive compensation controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321872241.6U CN220586471U (en) | 2023-07-17 | 2023-07-17 | Heating power amplifier of adiabatic accelerating calorimeter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321872241.6U CN220586471U (en) | 2023-07-17 | 2023-07-17 | Heating power amplifier of adiabatic accelerating calorimeter |
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| Publication Number | Publication Date |
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| CN220586471U true CN220586471U (en) | 2024-03-12 |
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| CN202321872241.6U Active CN220586471U (en) | 2023-07-17 | 2023-07-17 | Heating power amplifier of adiabatic accelerating calorimeter |
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- 2023-07-17 CN CN202321872241.6U patent/CN220586471U/en active Active
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