CN115656260A - Wet bulb temperature detection device and cooling tower approach degree monitoring system - Google Patents
Wet bulb temperature detection device and cooling tower approach degree monitoring system Download PDFInfo
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- CN115656260A CN115656260A CN202211262353.XA CN202211262353A CN115656260A CN 115656260 A CN115656260 A CN 115656260A CN 202211262353 A CN202211262353 A CN 202211262353A CN 115656260 A CN115656260 A CN 115656260A
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Abstract
The utility model relates to a wet bulb temperature detection device and a cooling tower approach degree monitoring system, wherein the wet bulb temperature detection device comprises a container, gauze and a thermometer; the container is used for storing liquid, the bottom of the lateral wall of container is provided with the tubule, the tubule with the container intercommunication, so that liquid in the container can flow in the tubule, the tubule is kept away from the one end of container is towards the top, the gauze place in the tubule, and part the gauze warp the tubule is kept away from the one end of container is stretched out and is wrapped up the sense terminal of thermometer, so that the thermometer can detect wet bulb temperature. This wet bulb temperature-detecting device draws forth liquid through setting up the tubule on the lateral wall of container, and the area of contact of tubule and external is less, and the volume of the liquid in the tubule is also less for liquid evaporation rate in the tubule is slower, thereby greatly reduced the consumption speed of liquid in the container, do not need the frequent operation of adding water of personnel.
Description
Technical Field
The disclosure relates to the technical field of wet bulb temperature detection, in particular to a wet bulb temperature detection device and a cooling tower approach degree monitoring system.
Background
The wet bulb temperature is a key parameter of the cooling capacity of the reaction cooling tower, the wet bulb temperature refers to the lowest temperature which can be reached only by evaporating moisture in the current environment, the main measurement mode is that a thermometer temperature measuring probe is wrapped at one end of gauze, and water is placed at the other end of the gauze.
The detection device of wet bulb temperature of prior art at present generally adopts open container to hold water to in the container is put into to the convenient gauze for the water in the container can soak the gauze. But the water evaporation rate in the uncovered container is very fast, need frequently add water in to uncovered container, leads to detection cycle very short, needs the manual work often to patrol and adds water, leads to personnel's working strength high to and increased and forgotten the probability of watered mistake of appearance.
Disclosure of Invention
The purpose of the present disclosure is to provide a wet bulb temperature detection device and a cooling tower approach degree monitoring system, so as to solve the problem that the detection device of wet bulb temperature in the prior art needs frequent water addition.
In order to accomplish the above object, an aspect of the present disclosure provides a wet bulb temperature detecting device including a container, gauze, and a thermometer;
the container is used for storing liquid, the bottom of the lateral wall of container is provided with the tubule, the tubule with the container intercommunication, so that liquid in the container can flow in the tubule, the tubule is kept away from the one end of container is towards the top, the gauze place in the tubule, and part the gauze warp the tubule is kept away from the one end of container stretches out and wraps up the sense terminal of thermometer, so that the thermometer can detect the wet bulb temperature.
Optionally, the gauze is configured as a strip structure, and the gauze located in the tubule is closely attached to the inner wall of the tubule and extends along the length direction of the tubule.
Optionally, the thin tube is in an L-shaped structure, the cross section of the thin tube is circular, and the inner diameter of the thin tube is 5mm-10mm.
Optionally, the container includes a box body and an upper cover, the top of the box body is an open structure, the upper cover can be covered on the top of the box body and close the top of the box body, a sealing plug is arranged on one side of the upper cover, which faces the top of the box body, and used for sealing a seam between the upper cover and the top of the box body, and a handle is formed on the upper cover.
Optionally, the upper cover is provided with an air pressure balancing hole penetrating through the upper cover, the sealing plug is provided with a communication hole penetrating through the sealing plug, the communication hole is communicated with the air pressure balancing hole, and the air pressure balancing hole is configured to guide external air to enter the box body, so that the air pressure in the box body and the external air pressure are in a balanced state.
Optionally, the aperture of each of the air pressure balancing hole and the communicating hole is 1-3mm.
Optionally, wet bulb temperature-detecting device still includes shutter box and fixed bolster, the fixed bolster the container with the thermometer all sets up in the shutter box, the thermometer connect in the fixed bolster, so that the thermometer is located the tubule is kept away from the top of the one end of container.
Optionally, the wet bulb temperature detection device further comprises a data collector, the thermometer is an electronic thermometer, the data collector is electrically connected with the electronic thermometer, the data collector is used for collecting temperature data of the electronic thermometer, and the data collector is used for being electrically connected with a terminal.
Optionally, the liquid in the container comprises water or glass water.
The second aspect of the present disclosure further provides a cooling tower approach degree monitoring system, which includes a cooling tower, a dry bulb temperature detection device and the above wet bulb temperature detection device, where the wet bulb temperature detection device is disposed at an air inlet position of the cooling tower, so that the wet bulb temperature detection device detects an air inlet temperature of the cooling tower, and the dry bulb temperature detection device is disposed at an water outlet position of the cooling tower, so that the dry bulb temperature detection device detects a water outlet temperature of the cooling tower.
Above-mentioned technical scheme draws forth liquid through setting up the tubule on the lateral wall of container for liquid only evaporates through the tubule, and the area of contact of tubule and external is less, and the volume of the liquid in the tubule is also less simultaneously, makes the liquid evaporation rate in the tubule slower, thereby greatly reduced the consumption speed of liquid in the container. This wet bulb temperature-detecting device is owing to reduced the evaporation rate of liquid for detect the life cycle and obtain the extension, thereby do not need the frequent operation of adding water of personnel, greatly reduced carry out the frequency that adds to liquid in the container, thereby personnel's working strength obtains reducing, because the frequency that personnel added liquid reduces, makes the probability that appears forgetting the mistake of adding liquid also reduce, thereby improved the fault-tolerant rate, guaranteed the detection to the wet bulb temperature.
Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:
FIG. 1 is a schematic structural diagram of a wet bulb temperature detection device according to an embodiment of the present disclosure;
FIG. 2 is an enlarged schematic view of position A of FIG. 1 in accordance with one embodiment of the present disclosure;
fig. 3 is a schematic structural view of a container according to an embodiment of the present disclosure.
Description of the reference numerals
1. A louver box; 2. a container; 201. a box body; 202. an upper cover; 3. a thermometer; 4. gauze; 5. fixing a bracket; 6. a communicating hole; 7. an air pressure balancing hole; 8. a thin tube; 9. a sealing plug; 10. a handle; 11. a ventilation grille; 12. a liquid level meter; 13. a liquid.
Detailed Description
The following detailed description of the embodiments of the disclosure refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, unless otherwise specified, the use of directional terms such as "upper, lower, left, and right" are generally defined in the direction of the drawing plane of the drawings, and "inner and outer" refer to the inner and outer of the relevant component parts. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present disclosure, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present disclosure can be understood in a specific case to those of ordinary skill in the art.
The cooling tower is a key device for industrial water, which is a device for transferring the heat of water with waste heat to the atmosphere, and the power output and the operation safety of a power plant unit are directly influenced by the cooling performance of the cooling tower. The approach degree of the cooling tower refers to the difference between the water temperature cooled by the cooling tower and the ambient wet bulb temperature. The cooling tower approximation degree can directly reflect the cooling performance of the cooling tower, and therefore the method has important significance for detecting the cooling tower approximation degree.
The wet bulb temperature is a key parameter of the cooling capacity of the reaction cooling tower, the wet bulb temperature refers to the lowest temperature which can be reached only by evaporating moisture in the current environment, the main measurement mode is that a thermometer 3 temperature measuring probe is wrapped at one end of gauze 4, and water is placed at the other end of the gauze 4.
The common equipment for detecting the temperature of the wet bulb is of three types, the first type is a mechanical ventilation dry-wet meter, the first type is portable equipment for testing the temperature of the wet bulb, the portable equipment is only used for portable measurement, an operator is required to operate the equipment during actual measurement, the operation is very inconvenient, and in addition, the measured data fluctuation is large, so that the long-term detection of the temperature of the wet bulb is not facilitated.
The second method is to use a hygrometer to calculate the wet bulb temperature of the air by detecting the relative humidity of the air and then back-deducing according to the measured dry bulb temperature of the air and the atmospheric pressure. However, the hygrometer is very sensitive, the measured relative humidity fluctuates greatly and frequently, and the calculated wet bulb temperature fluctuates greatly and frequently, so that the wet bulb temperature cannot be accurately obtained.
The third kind of wet bulb temperature detecting device generally adopts the open container 2 to hold water, so as to facilitate the gauze 4 to be put into the container 2, and the gauze 4 can be soaked by the water in the container 2. But the water evaporation rate in uncovered container 2 is very fast, need frequently add water to uncovered container 2 in, leads to detection cycle very short, needs the manual work often to patrol and adds water, leads to personnel's working strength high to and increased the probability of appearing forgetting the mistake of adding water, lead to the error rate higher, the influence is to the detection of wet bulb temperature.
To this end, as shown in fig. 1 to 3, an aspect of the present disclosure provides a wet bulb temperature detecting device including a container 2, gauze 4, and a thermometer 3.
The tubule 8 is located outside the container 2, and the tubule 8 is used for leading out liquid 13 in the container 2, so that gauze 4 placed in the tubule 8 can be soaked, and the detection end of the thermometer 3 can detect the temperature of the wet bulb.
The narrow tube 8 is connected to the bottom end of the outer side wall of the container 2, so that the liquid 13 in the narrow tube 8 can be maintained when the liquid level of the liquid 13 in the container 2 drops after the liquid 13 in the container 2 is evaporated by the narrow tube 8. The end of the narrow tube 8 far from the container 2 faces upwards, so that the liquid 13 can be kept in the narrow tube 8 and cannot flow out of the narrow tube 8, and the infiltration effect on the gauze 4 is kept.
Among the above-mentioned technical scheme, draw liquid 13 through set up tubule 8 on the lateral wall of container 2 for liquid 13 only evaporates through tubule 8, and tubule 8 is less with external area of contact, and the volume of liquid 13 in the tubule 8 is also less simultaneously, makes liquid 13 evaporation rate in the tubule 8 slower, thereby greatly reduced the consumption speed of liquid 13 in the container 2. This wet bulb temperature-detecting device is owing to reduced the evaporation rate of liquid 13 for detect the life cycle and obtain the extension, thereby do not need the frequent operation of adding water of personnel, greatly reduced carry out the frequency that adds to liquid 13 in the container 2, thereby personnel's working strength obtains reducing, because personnel add the frequency reduction of liquid 13, make the probability that appears forgetting the mistake of adding liquid 13 also reduce, thereby improved the fault-tolerant rate, guaranteed the detection to the wet bulb temperature.
Optionally, in one embodiment of the present disclosure, the gauze 4 is configured as a strip-shaped structure, and the gauze 4 located in the tubule 8 is closely attached to the inner wall of the tubule 8 and extends along the length direction of the tubule 8.
Wherein, in this embodiment, set up gauze 4 into the stripe structure, can do benefit to gauze 4 and extend along the length direction of tubule 8 for gauze 4 can be covered with tubule 8, thereby can guarantee the infiltration effect to gauze 4. The gauze 4 is tightly attached to the inner wall of the thin tube 8, so that the liquid 13 in the thin tube 8 is mainly used for soaking the gauze 4, and the phenomenon that the liquid 13 in the thin tube 8 is evaporated too fast due to gaps between the gauze 4 and the thin tube 8 is avoided.
Alternatively, in one embodiment of the present disclosure, the tubule 8 is configured in an "L" shaped configuration, the cross-section of the tubule 8 is circular, and the inner diameter of the tubule 8 is 5mm to 10mm.
In the present embodiment, the shape of the tubule 8 is set to be "L" shaped, so that the tubule 8 can be conveniently moved from the end of the container 2 to the right above, and the gauze 4 can be conveniently connected to the detection end of the thermometer 3. It will be appreciated that the thin tube 8 is provided in an "L" configuration, and the liquid level in the thin tube 8 can be maintained at the same level as the liquid level in the container 2.
Wherein, the inner diameter of the thin tube 8 is set to be 5mm-10mm, which can ensure the infiltration of the gauze 4 and reduce the evaporation speed of the liquid 13.
Optionally, in an embodiment of the present disclosure, the container 2 includes a box 201 and an upper cover 202, a top end of the box 201 is an open structure, the upper cover 202 can be disposed on the top end of the box 201 and close the top end of the box 201, a sealing plug 9 is disposed on a surface of the upper cover 202 that faces the top end of the box 201, the sealing plug 9 is used for sealing a seam between the upper cover 202 and the top end of the box 201, and a handle 10 is formed on the upper cover 202.
In this embodiment, the box 201 is used for storing the liquid 13, and the top end of the box 201 is directly covered by the upper cover 202, so that the top end of the box 201 can be closed to form a closed structure, thereby preventing the liquid 13 in the box 201 from contacting with the outside, and preventing the liquid 13 in the box 201 from directly evaporating. When the liquid 13 needs to be added into the box 201, the upper cover 202 can be taken down, and the liquid 13 can be directly added into the box 201, which is very convenient.
In the present embodiment, after the top cover 202 is covered on the top end of the box 201, the sealing plug 9 is located in the box 201, and at this time, the side wall of the sealing plug 9 contacts with the inner side wall of the box 201, so as to realize a sealing effect on the seam between the top end of the box 201 and the top end of the top cover 202, and prevent the liquid 13 in the box 201 from evaporating from the seam. In addition, the sealing plug 9 provided on the upper cover 202 can also serve as a stopper for the upper cover 202, so that the upper cover 202 is held at the top end of the case 201.
In this embodiment, the handle 10 provided on the upper cover 202 can facilitate taking the upper cover 202 off the box 201, thereby facilitating the addition of the liquid 13.
Optionally, in an embodiment of the present disclosure, an air pressure balancing hole 7 penetrating through the upper cover 202 is formed in the upper cover 202, a communication hole 6 penetrating through the sealing plug 9 is formed in the sealing plug 9, the communication hole 6 is communicated with the air pressure balancing hole 7, and the air pressure balancing hole 7 is configured to guide external air to enter the box 201, so that the air pressure in the box 201 and the external air pressure are in a balanced state.
Wherein, in this embodiment, the air pressure balance hole 7 sets up with the intercommunicating pore 6 relatively to make air pressure balance hole 7 and intercommunicating pore 6 can communicate, make the outside air can enter into in the box 201 through air pressure balance hole 7 and intercommunicating pore 6, thereby make box 201 internal gas pressure and outside air pressure equal, avoid the negative pressure condition to appear in the box 201, thereby after liquid 13 evaporation in tubule 8, liquid 13 in the box 201 can enter into tubule 8.
It should be noted that the air pressure balance hole 7 and the communication hole 6 are only used for air to pass through, and do not cause the liquid 13 in the tank 201 to evaporate faster.
Alternatively, in one embodiment of the present disclosure, the hole diameters of the air pressure balance hole 7 and the communication hole 6 are each 1 to 3mm.
In the present embodiment, by setting the hole diameters of the gas pressure balance hole 7 and the communication hole 6 to be 1-3mm, the liquid 13 in the tank 201 can be evaporated through the gas pressure balance hole 7 and the communication hole 6 neglected because the gas pressure balance hole 7 and the communication hole 6 are small. In some examples, the hole diameters of the air pressure balance hole 7 and the communication hole 6 are both 2mm, which can ensure the air pressure balance function.
Optionally, in an embodiment of the present disclosure, the wet bulb temperature detection device further includes a louver 1 and a fixing bracket 5, the container 2 and the thermometer 3 are all disposed in the louver 1, and the thermometer 3 is connected to the fixing bracket 5, so that the thermometer 3 is located above one end of the thin tube 8 away from the container 2.
Wherein, in this embodiment, fixed bolster 5 is used for installing fixed thermometer 3, and fixed bolster 5, container 2 and thermometer 3 all are located shutter box 1, and shutter box 1 can shelter from fixed bolster 5, container 2 and thermometer 3, can avoid the rainwater to soak. Wherein, be provided with ventilation grid 11 on the shutter box 1 for external wind can enter into in the shutter box 1 through ventilation grid 11, thereby makes the liquid 13 on the gauze 4 can evaporate, thereby realizes the measurement to wet bulb temperature.
In some examples, the fixing bracket 5 and the container 2 can be bolted to the inner bottom wall of the blind 1, so that the installation is convenient and the mounting and the dismounting and replacement can be carried out. The thermometer 3 can also be connected to the fixed bracket 5 through bolts, and the thermometer 3 can be replaced. Of course, in other examples, the fixing bracket 5 and the container 2 may be placed directly on the inner bottom wall of the blind 1. The thermometer 3 may be bonded to the fixing bracket 5.
Optionally, in an embodiment of the present disclosure, the fixing support 5 includes a base, a vertical rod and a horizontal rod, the bottom end of the vertical rod is connected to the base, the horizontal rod is connected to the top end of the vertical rod, and the thermometer 3 is connected to the horizontal rod.
Alternatively, in one embodiment of the present disclosure, the blind box 1 may be made of a wooden material. The container 2 may be made of a stainless material. The thin tube 8 can be made of PVC material, and the thin tube 8 can also be made of glass material.
Optionally, in an embodiment of the present disclosure, the wet bulb temperature detection device further includes a data collector, the thermometer 3 is an electronic thermometer 3, the data collector is electrically connected to the electronic thermometer 3, the data collector is configured to collect temperature data of the electronic thermometer 3, and the data collector is configured to be electrically connected to the terminal.
Wherein, in this embodiment, the temperature data that electronic thermometer 3 surveyed can directly convert the signal of telecommunication to can transmit to data collection station, can gather the temperature data that electronic thermometer 3 surveyed through data collection station, and feed back to the terminal, can show the analysis through the terminal. And an operator can directly check data through the terminal. Optionally, in some examples, the terminal may be a computer or a DCS system.
Optionally, in an embodiment of the present disclosure, the wet bulb temperature detection apparatus further includes a liquid level meter 12, a controller, and an alarm, the liquid level meter 12 is connected to the inner bottom of the container 2, the liquid level meter 12 is used to detect the liquid level of the liquid 13 in the container 2, both the liquid level meter 12 and the alarm are electrically connected to the controller, and the controller can control the alarm to send an alarm prompt according to the liquid level data detected by the liquid level meter 12.
Wherein, in this embodiment, level gauge 12 can detect the liquid level value of liquid 13 in the container 2, and level gauge 12 is located the interior bottom of container 2, and level gauge 12 sends the detection data to the controller, and then the controller can control the alarm and send out the warning suggestion.
It can be understood, liquid 13 when in the tubule 8 evaporates gradually, container 2 mends liquid 13 to tubule 8 in, the liquid level of the interior liquid 13 of container 2 constantly descends this moment, level gauge 12 sends detection data to the controller in real time, the controller compares detection data with predetermined liquid level value, when the liquid level of the interior liquid 13 of container 2 equals or is less than predetermined liquid level value, represent container 2 and need supply liquid 13 this moment, controller control alarm sends the warning suggestion, with the operation that the suggestion personnel added liquid 13, thereby can avoid appearing the condition of leaking liquid 13.
Optionally, in one embodiment of the present disclosure, the liquid 13 within the container 2 comprises water or glass water. Through setting up liquid 13 into water or glass water, can select according to service environment's difference, when using in external environment temperature and being higher than 0 ℃, can use water, when external environment temperature equals or is less than 0 ℃, can use glass water, can avoid appearing liquid 13 and freeze and the problem that can't detect.
The second aspect of the present disclosure further provides a cooling tower approach degree monitoring system, which includes a cooling tower, a dry bulb temperature detection device and the above wet bulb temperature detection device, wherein the wet bulb temperature detection device is disposed at an air inlet position of the cooling tower, so that the wet bulb temperature detection device detects an air inlet temperature of the cooling tower, and the dry bulb temperature detection device is disposed at an water outlet position of the cooling tower, so that the dry bulb temperature detection device detects a water outlet temperature of the cooling tower.
In the embodiment, two wet-bulb temperature detection devices are arranged on two mutually perpendicular radiuses of the cooling tower respectively, and the dry-bulb temperature detection device is arranged at a position which is 1m away from the edge of the water collecting tank and 1.5m high from the edge of the water collecting tank.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.
Claims (10)
1. A wet bulb temperature detection device is characterized by comprising a container, gauze and a thermometer;
the container is used for storing liquid, the bottom of the lateral wall of container is provided with the tubule, the tubule with the container intercommunication, so that liquid in the container can flow in the tubule, the tubule is kept away from the one end of container is towards the top, the gauze place in the tubule, and part the gauze warp the tubule is kept away from the one end of container is stretched out and is wrapped up the sense terminal of thermometer, so that the thermometer can detect wet bulb temperature.
2. The wet bulb temperature detection device of claim 1, wherein the gauze is configured as a strip-like structure, the gauze located within the tubule being in intimate engagement with an inner wall of the tubule and extending along a length of the tubule.
3. The wet bulb temperature detection device according to claim 1, wherein the thin tube is configured in an "L" type structure, a cross section of the thin tube is circular, and an inner diameter of the thin tube is 5mm to 10mm.
4. The wet bulb temperature detection device according to claim 1, wherein the container comprises a box body and an upper cover, the top end of the box body is of an open structure, the upper cover can be arranged on the top end of the box body in a covering mode and close the top end of the box body, a sealing plug is arranged on one surface, facing the top end of the box body, of the upper cover, the sealing plug is used for sealing a joint between the upper cover and the top end of the box body, and a handle is formed on the upper cover.
5. The wet bulb temperature detecting device according to claim 4, wherein the upper cover is provided with an air pressure balancing hole penetrating through the upper cover, the sealing plug is provided with a communication hole penetrating through the sealing plug, the communication hole is communicated with the air pressure balancing hole, and the air pressure balancing hole is configured to guide outside air into the box body so that the air pressure in the box body and the outside air pressure are in a balanced state.
6. The wet bulb temperature detecting device according to claim 5, wherein the hole diameters of the air pressure equalizing hole and the communicating hole are each 1 to 3mm.
7. The wet bulb temperature detection device of claim 1, further comprising a louver and a mounting bracket, the container and the thermometer being disposed within the louver, the thermometer being connected to the mounting bracket such that the thermometer is positioned above an end of the tubule distal from the container.
8. The wet bulb temperature detection device according to claim 1, further comprising a data collector, wherein the thermometer is an electronic thermometer, the data collector is electrically connected with the electronic thermometer, the data collector is used for collecting temperature data of the electronic thermometer, and the data collector is electrically connected with a terminal.
9. The wet bulb temperature detection device of any one of claims 1 to 8, wherein the liquid within the container includes water or glass water.
10. A cooling tower approach degree monitoring system, which comprises a cooling tower, a dry bulb temperature detection device and the wet bulb temperature detection device as recited in any one of claims 1 to 9, wherein the wet bulb temperature detection device is arranged at an air inlet position of the cooling tower so as to enable the wet bulb temperature detection device to detect the air inlet temperature of the cooling tower, and the dry bulb temperature detection device is arranged at an water outlet position of the cooling tower so as to enable the dry bulb temperature detection device to detect the water outlet temperature of the cooling tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211262353.XA CN115656260A (en) | 2022-10-14 | 2022-10-14 | Wet bulb temperature detection device and cooling tower approach degree monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211262353.XA CN115656260A (en) | 2022-10-14 | 2022-10-14 | Wet bulb temperature detection device and cooling tower approach degree monitoring system |
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| CN115656260A true CN115656260A (en) | 2023-01-31 |
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| CN202211262353.XA Pending CN115656260A (en) | 2022-10-14 | 2022-10-14 | Wet bulb temperature detection device and cooling tower approach degree monitoring system |
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| Country | Link |
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| CN (1) | CN115656260A (en) |
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- 2022-10-14 CN CN202211262353.XA patent/CN115656260A/en active Pending
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