CN213057467U - Intelligent cabin ventilation system suitable for offshore nuclear power platform - Google Patents
Intelligent cabin ventilation system suitable for offshore nuclear power platform Download PDFInfo
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- CN213057467U CN213057467U CN202021547803.6U CN202021547803U CN213057467U CN 213057467 U CN213057467 U CN 213057467U CN 202021547803 U CN202021547803 U CN 202021547803U CN 213057467 U CN213057467 U CN 213057467U
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Abstract
The application relates to an intelligence cabin ventilation system suitable for offshore nuclear power platform belongs to offshore nuclear power platform ventilation technical field, includes: the ventilation unit is positioned in the cabin and comprises a ventilator, an electric air adjusting door and an air distributing machine which are sequentially connected through an air pipe, the ventilator is used for introducing air outside the cabin into the cabin, the electric air adjusting door is used for adjusting the air flow entering the cabin, and the air distributing machine is used for dispersing the air into the cabin; the control unit comprises a control cabinet, a controller and a variable frequency starter, wherein the controller and the variable frequency starter are arranged in the control cabinet, the ventilator is connected with the variable frequency starter, and the variable frequency starter and the electric air adjusting door are connected with the controller. The intelligent cabin ventilation system can meet the requirement of combustion air of main equipment in the cabin on the required air quantity; providing air quantity required by heat dissipation and cooling for the engine room; the safe and stable operation of equipment in the cabin under a low-temperature environment is ensured; the running energy consumption of equipment and a system is reduced, and the effects of energy conservation and environmental protection are achieved.
Description
Technical Field
The application relates to the technical field of ventilation of offshore nuclear power platforms, in particular to an intelligent cabin ventilation system suitable for an offshore nuclear power platform.
Background
Large equipment such as a diesel engine and the like are arranged in the cabin of the offshore nuclear power platform. Based on the unit combustion and the cabin heat dissipation cooling demand, a ventilation system needs to be arranged to provide required air volume. Meanwhile, the temperature of the sea area where the offshore nuclear power platform is located is lower in winter, the temperature of a cabin is usually not lower than 5 ℃, otherwise, liquid water in partial pipelines and equipment is easy to freeze, and the equipment and the pipelines are damaged or the system fails to function. Too low cabin temperature also causes additional heating energy consumption of part of the system, and can affect the working state of crew, and reduce working efficiency and safety.
In addition, the number of times of operation of the diesel engine in a non-full-load state is large, the conventional cabin constant air volume ventilation system easily causes that the temperature of the cabin cannot meet the design requirement, the safety of equipment and the cabin ventilation system is influenced, and the energy consumption of the cabin ventilation system is overlarge. Therefore, in order to ensure that equipment in the cabin of the offshore nuclear power platform can safely and stably operate in a low-temperature environment in winter and reduce the operation energy consumption of the equipment and the cabin ventilation system, the cabin ventilation system is intelligently controlled, and the dynamic regulation and control of the air volume are very necessary according to the end requirement.
Disclosure of Invention
The embodiment of the application provides an intelligent cabin ventilation system suitable for an offshore nuclear power platform, and aims to overcome the defect that the conventional cabin constant-air-volume ventilation system in the related art easily causes that the temperature of a cabin cannot meet the design requirement.
The embodiment of the application provides an intelligence cabin ventilation system suitable for offshore nuclear power platform, includes:
the ventilation unit is positioned in the cabin and comprises a ventilator, an electric air adjusting door and an air distributing machine which are sequentially connected through an air pipe, the ventilator is used for introducing air outside the cabin into the cabin, the electric air adjusting door is used for adjusting the air flow entering the cabin, and the air distributing machine is used for dispersing the air into the cabin;
the control unit comprises a control cabinet, a controller and a variable frequency starter, wherein the controller and the variable frequency starter are arranged in the control cabinet, the ventilator is connected with the variable frequency starter, and the variable frequency starter and the electric air adjusting door are connected with the controller.
In some embodiments: and an electronic flowmeter and a pressure sensor for monitoring air quantity and pressure are arranged in the air pipe between the electric air adjusting door and the air distributing machine, and the electronic flowmeter and the pressure sensor are electrically connected with the controller.
In some embodiments: the control cabinet is provided with a heating deicing power supply, an air inlet preheater is arranged in the ventilator and is connected with the heating deicing power supply, and the air inlet preheater is used for heating air entering the ventilator.
In some embodiments: the control cabinet is provided with an automatic switch, and the automatic switch is used for controlling the on-off of circuits of the heating deicing power supply and the air inlet preheater.
In some embodiments: the air distribution system is characterized in that a diesel engine is arranged in the engine room, and an air inlet pipeline connected to an air inlet pipe of the diesel engine is arranged on an air pipe between the electric air adjusting door and the air distribution machine.
In some embodiments: the fan heater is arranged in the engine room and electrically connected with the control cabinet, and the fan heater is used for heating air in the engine room.
In some embodiments: and a remote power supply controller is arranged in the control cabinet and is used for controlling the on-off of a power supply in the control cabinet.
In some embodiments: the temperature control system is characterized in that a pressure type thermometer is arranged in the engine room, a temperature sensor is arranged outside the engine room, and the temperature sensor is connected with the controller.
In some embodiments: the ventilator is an axial-flow ventilator, the ventilator is provided with a plurality of ventilators, a plurality of ventilators can rotate forwards and reversely, at least one ventilator of the ventilators is connected with an emergency distribution board, and the emergency distribution board is used for supplying power to the ventilators in an emergency mode.
In some embodiments: the control cabinet is provided with a monitoring display, the monitoring display is connected with the controller, and the monitoring display is used for monitoring the ambient temperature in the cabin and outside the cabin, the air pressure in the air pipe and the air flow in the air pipe.
The beneficial effect that technical scheme that this application provided brought includes:
the embodiment of the application provides an intelligence cabin ventilation system suitable for offshore nuclear power platform, because this intelligence cabin ventilation system has set up ventilation unit and the control unit, wherein the ventilation unit is located the cabin, the ventilation unit is including the ventilation blower, electronic air damper and the cloth fan that loop through the tuber pipe and connect, the ventilation blower is used for letting in the cabin with the air outside the cabin, electronic air damper is used for adjusting the air flow that gets into in the cabin, the cloth fan is used for dispersing the air to the cabin. The control unit comprises a control cabinet, a controller and a variable frequency starter, wherein the controller and the variable frequency starter are arranged in the control cabinet, the ventilator is connected with the variable frequency starter, and the variable frequency starter and the electric air adjusting door are connected with the controller.
The ventilator of the intelligent cabin ventilation system is used for providing a power source for air flow in the air pipe; the electric air adjusting door is used for cutting off the air pipe, and the opening degree of the electric air adjusting door is automatically adjusted according to feedback signals of data such as temperature, pressure, flow and the like so as to adjust and control the air quantity entering the cabin through the air pipe; the air distributor is used for uniformly sending air input from the outside to the cabin and plays a role in terminal flow dispersion. The control unit feeds back signals to the variable frequency starter and the electric air adjusting door according to the set design air quantity when the actual air quantity and the actual pressure of the air pipe have large deviation, and then automatic regulation and control of the rotating speed of the ventilator are achieved.
Therefore, the intelligent cabin ventilation system can meet the requirement of combustion air of main equipment in the cabin on the required air quantity; providing air quantity required by heat dissipation and cooling for the engine room; the safe and stable operation of equipment in the cabin under a low-temperature environment is ensured; the running energy consumption of equipment and a system is reduced, and the effects of energy conservation and environmental protection are achieved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present application.
Reference numerals:
1-a control cabinet, 2-a ventilator, 3-an electric air adjusting door, 4-a fan, 5-a heating deicing power supply, 6-a variable frequency starter, 7-an air inlet preheater, 8-a fan heater, 9-a pressure type thermometer, 10-a temperature sensor, 11-an electronic flowmeter, 12-a pressure sensor, 13-an air inlet pipeline and 14-a cabin.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in 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 obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The embodiment of the application provides an intelligent cabin ventilation system suitable for an offshore nuclear power platform, which can solve the problem that the conventional cabin constant air volume ventilation system in the related art easily causes that the cabin temperature cannot meet the design requirement.
Referring to fig. 1, an embodiment of the present application provides an intelligent cabin ventilation system suitable for an offshore nuclear power platform, including:
the ventilation unit is positioned in the cabin 14 and comprises a ventilator 2, an electric air damper 3 and an air distribution machine 4 which are sequentially connected through an air pipe, the ventilator 2 is used for introducing air outside the cabin 14 into the cabin 14, the electric air damper 3 is used for regulating air flow entering the cabin 14, and the air distribution machine 4 is used for dispersing the air into the cabin 14.
The control unit comprises a control cabinet 1, a controller and a variable frequency starter 6, wherein the controller and the variable frequency starter 6 are arranged in the control cabinet 1, the ventilator 2 is connected with the variable frequency starter 6, and the variable frequency starter 6 and the electric air adjusting door 3 are connected with the controller.
The ventilator 2 of the intelligent cabin ventilation system is used for providing a power source for air flow in an air pipe; the electric air adjusting door 3 is used for cutting off the air pipe, and the opening degree of the electric air adjusting door 3 is automatically adjusted according to feedback signals of data such as temperature, pressure and flow, so that the air quantity entering the cabin 14 through the air pipe is adjusted and controlled. The air distributor 4 is used for uniformly sending air input from the outside of the cabin 14 to the inside of the cabin 14 and plays a role of terminal flow dispersion. The control unit feeds back signals to the variable frequency starter 6 and the electric air adjusting door 3 according to the set design air quantity when the actual air quantity and pressure of the air pipe have large deviation, and then automatic regulation and control of the rotating speed of the ventilator 2 are realized.
In some alternative embodiments: referring to fig. 1, an intelligent cabin ventilation system suitable for an offshore nuclear power platform is provided in an embodiment of the present application, an electronic flowmeter 11 and a pressure sensor 12 for monitoring air volume and pressure are arranged in an air pipe between an electric damper 3 and an air distributor 4 of the intelligent cabin ventilation system, and both the electronic flowmeter 11 and the pressure sensor 12 are electrically connected with a controller. The pressure sensor 12 is used for monitoring whether the pressure of the air pipe is normal or not; the electronic flowmeter 11 is used for monitoring whether the air flow in the air pipe is in a normal design range or not, and simultaneously feeding back the air flow to the electric air regulating door 3, so that the air intake is automatically regulated according to the requirements of the tail end.
Since the air volume of the ventilator 2 and the rotating speed are close to a linear relation, quantitative control of the ventilation volume can be realized through quantitative control of the rotating speed of the ventilator 2. According to the set design air quantity, when the electronic flow meter 11 and the pressure sensor 12 monitor the actual air quantity and the actual pressure of the air pipe to have large deviation, the electronic flow meter 11 and the pressure sensor 12 feed back signals to the variable-frequency starter 6 and the electric air adjusting door 3, the variable-frequency starter 6 controls the rotating speed of the ventilator 2, and the electric air adjusting door 3 controls the opening degree, so that the automatic regulation and control of the rotating speed of the ventilator 2 are realized.
In some alternative embodiments: referring to fig. 1, an embodiment of the application provides an intelligent cabin ventilation system suitable for an offshore nuclear power platform, a control cabinet 1 of the intelligent cabin ventilation system is provided with a heating deicing power supply 5, an air inlet preheater 7 and a warm air blower 8 are arranged in a ventilator 2, the air inlet preheater 7 is connected with the heating deicing power supply 5, the air inlet preheater 7 is used for heating air entering the ventilator 2, the warm air blower 8 is electrically connected with the control cabinet 1, and the warm air blower 8 is used for heating air in a cabin 14. The inlet air preheater 7 controls the output power of the inlet air preheater by controlling the output voltage of the heating and deicing power supply 5, so that the temperature of air entering the cabin 14 reaches a set temperature, the system operation energy consumption is reduced, and the effects of energy conservation and environmental protection are achieved.
As the temperature of the sea area where the offshore nuclear power platform is located is lower in winter, and the lowest temperature can reach-20 ℃, in order to remove the hidden danger of wind pipe icing and ensure the requirement that equipment in the cabin 14 is in a safe operation environment not lower than 5 ℃ for a long time, the intelligent cabin ventilation system is provided with a heating deicing power supply 5, an air inlet preheater 7 and a warm air blower 8. The heating deicing power supply 5 is used for providing a power source for the air inlet preheater 7 for deicing; the air inlet preheater 7 is used for heating air input from the outside of the cabin 14 to a temperature of more than-4 ℃; the warm air blower 8 is used for heating the air in the cabin 14 to above 5 ℃, and maintaining the temperature in the cabin 14 to meet the design requirement.
In some alternative embodiments: the embodiment of the application provides an intelligent cabin ventilation system suitable for an offshore nuclear power platform, wherein a control cabinet 1 of the intelligent cabin ventilation system is provided with an automatic switch, and the automatic switch is used for controlling the on-off of circuits of a heating deicing power supply 5, an air inlet preheater 7 and a heater unit 8. When the offshore nuclear power platform is in an abnormal state, for example, when the power supply is insufficient, the automatic switch automatically cuts off the heating deicing power supply 5, the air inlet preheater 7 and the warm air blower 8 which do not relate to the forced safety function in the system, so that the power load is unloaded, and the safety and the stability of the power system of the offshore nuclear power platform are ensured.
In some alternative embodiments: referring to fig. 1, an intelligent cabin ventilation system suitable for an offshore nuclear power platform is provided in the embodiment of the present application, a diesel engine is arranged in a cabin of the intelligent cabin ventilation system, and an air pipe between an electric air damper 3 and an air distributor 4 is provided with an air inlet pipe 13 connected to an air inlet pipe of the diesel engine. Air in the air inlet pipeline 13 enters the diesel engine to provide required air volume for combustion and cooling of the diesel engine.
In some alternative embodiments: the embodiment of the application provides an intelligent cabin ventilation system suitable for an offshore nuclear power platform, wherein a remote power supply controller is arranged in a control cabinet 1 of the intelligent cabin ventilation system and used for controlling the on-off of a power supply in the control cabinet 1. The standard requirement in the aspect of fire prevention is met, the remote power supply controller of the intelligent cabin ventilation system has an emergency working condition cutting-off function, a communication interface connected with the remote power supply controller is arranged in the control cabinet 1 of the remote power supply controller, and when fire and other accidents happen in the cabin 14, the system can be immediately and remotely closed.
In some alternative embodiments: referring to fig. 1, the embodiment of the application provides an intelligent cabin ventilation system suitable for an offshore nuclear power platform, a pressure type thermometer 9 is arranged in a cabin 14 of the intelligent cabin ventilation system, a temperature sensor 10 is arranged outside the cabin 14, and the temperature sensor 10 is connected with a controller. The pressure thermometer 9 is used for monitoring the temperature in the cabin 14 in real time, and if the temperature deviates from the design temperature, an alarm is given to prompt that the running condition of the system needs to be checked; the temperature sensor 10 is used for monitoring the temperature outside the cabin 14 and feeding back the temperature to the controller, so as to provide reference for data analysis and related equipment actions.
In some alternative embodiments: the embodiment of the application provides an intelligence cabin ventilation system suitable for offshore nuclear power platform, and this intelligence cabin ventilation system's ventilation blower 2 is the axial-flow type ventilation blower, and ventilation blower 2 is equipped with many, but 2 corotation of many ventilation blowers and reversal, can supply air also can air exhaust. At least one ventilator 2 of the ventilators 2 is connected with an emergency distribution board, and the emergency distribution board is used for supplying power to the ventilators 2 in an emergency mode so as to ensure that CO2 in the engine room 14 can be discharged in time under the accident condition.
In some alternative embodiments: the embodiment of the application provides an intelligent cabin ventilation system suitable for an offshore nuclear power platform, a control cabinet 1 of the intelligent cabin ventilation system is provided with a monitoring display, the monitoring display is connected with a controller, the monitoring display is used for monitoring the ambient temperature inside a cabin 14 and outside the cabin 14, the air pressure inside an air pipe and the air flow information inside the air pipe, the actual operation parameters of equipment, the operation fault data of the equipment and the monitoring result of the system are conveniently uploaded to the monitoring display, an operation and maintenance database is established, and the online performance analysis, the trend estimation and the fault pre-diagnosis of the system can be realized.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically 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 application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, 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. Also, 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 an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an intelligence cabin ventilation system suitable for offshore nuclear power platform which characterized in that includes:
the ventilation unit is positioned in the cabin (14), and comprises a ventilator (2), an electric air adjusting door (3) and an air distribution fan (4) which are sequentially connected through an air pipe, wherein the ventilator (2) is used for introducing air outside the cabin (14) into the cabin (14), the electric air adjusting door (3) is used for adjusting the air flow entering the cabin (14), and the air distribution fan (4) is used for dispersing the air into the cabin (14);
the control unit comprises a control cabinet (1), a controller and a variable frequency starter (6), wherein the controller and the variable frequency starter are arranged in the control cabinet (1), the ventilator (2) is connected with the variable frequency starter (6), and the variable frequency starter (6) and the electric air adjusting door (3) are connected with the controller.
2. The intelligent cabin ventilation system suitable for the offshore nuclear power platform as recited in claim 1, wherein:
the air pipe between the electric air adjusting door (3) and the air distribution machine (4) is internally provided with an electronic flowmeter (11) and a pressure sensor (12) for monitoring air quantity and pressure, and the electronic flowmeter (11) and the pressure sensor (12) are electrically connected with the controller.
3. The intelligent cabin ventilation system suitable for the offshore nuclear power platform as recited in claim 1, wherein:
the control cabinet (1) is provided with a heating deicing power supply (5), an air inlet preheater (7) is arranged in the ventilator (2), the air inlet preheater (7) is connected with the heating deicing power supply (5), and the air inlet preheater (7) is used for heating air entering the ventilator (2).
4. The intelligent cabin ventilation system suitable for the offshore nuclear power platform as recited in claim 3, wherein:
the control cabinet (1) is provided with an automatic switch which is used for controlling the on-off of circuits of the heating deicing power supply (5) and the air inlet preheater (7).
5. The intelligent cabin ventilation system suitable for the offshore nuclear power platform as recited in claim 1, wherein:
the air distribution device is characterized in that a diesel engine is arranged in the engine room (14), and an air inlet pipeline (13) connected into an air inlet pipe of the diesel engine is arranged on an air pipe between the electric air adjusting door (3) and the air distribution machine (4).
6. The intelligent cabin ventilation system suitable for the offshore nuclear power platform as recited in claim 1, wherein:
be equipped with electric fan heater (8) in cabin (14), electric fan heater (8) are connected with switch board (1) electricity, electric fan heater (8) are used for heating the air in cabin (14).
7. The intelligent cabin ventilation system suitable for the offshore nuclear power platform as recited in claim 1, wherein:
and a remote power supply controller is arranged in the control cabinet (1) and is used for controlling the on-off of a power supply in the control cabinet (1).
8. The intelligent cabin ventilation system suitable for the offshore nuclear power platform as recited in claim 1, wherein:
the temperature control system is characterized in that a pressure type thermometer (9) is arranged in the engine room (14), a temperature sensor (10) is arranged outside the engine room (14), and the temperature sensor (10) is connected with the controller.
9. The intelligent cabin ventilation system suitable for the offshore nuclear power platform as recited in claim 1, wherein:
the ventilator (2) is an axial-flow ventilator, the ventilator (2) is provided with a plurality of ventilators, the ventilators (2) can rotate forwards and reversely, at least one ventilator (2) in the ventilators (2) is connected with an emergency distribution board, and the emergency distribution board is used for supplying power to the ventilator (2) in an emergency mode.
10. The intelligent cabin ventilation system suitable for the offshore nuclear power platform as recited in claim 1, wherein:
the control cabinet (1) is provided with a monitoring display, the monitoring display is connected with the controller, and the monitoring display is used for monitoring the ambient temperature inside the cabin (14) and outside the cabin (14), the air pressure inside the air pipe and the air flow inside the air pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021547803.6U CN213057467U (en) | 2020-07-30 | 2020-07-30 | Intelligent cabin ventilation system suitable for offshore nuclear power platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021547803.6U CN213057467U (en) | 2020-07-30 | 2020-07-30 | Intelligent cabin ventilation system suitable for offshore nuclear power platform |
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| Publication Number | Publication Date |
|---|---|
| CN213057467U true CN213057467U (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021547803.6U Expired - Fee Related CN213057467U (en) | 2020-07-30 | 2020-07-30 | Intelligent cabin ventilation system suitable for offshore nuclear power platform |
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| Country | Link |
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| CN (1) | CN213057467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113734410A (en) * | 2021-09-17 | 2021-12-03 | 上海外高桥造船有限公司 | Ventilation device and power equipment |
-
2020
- 2020-07-30 CN CN202021547803.6U patent/CN213057467U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113734410A (en) * | 2021-09-17 | 2021-12-03 | 上海外高桥造船有限公司 | Ventilation device and power equipment |
| CN113734410B (en) * | 2021-09-17 | 2023-01-31 | 上海外高桥造船有限公司 | Ventilation device and power equipment |
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Granted publication date: 20210427 Termination date: 20210730 |