An online monitoring system for supercapacitor energy storage groups

Abstract

The present invention provides an online monitoring system for a supercapacitor energy storage group, the monitoring system comprising an internal online monitoring module, an external online monitoring module and a monitoring linkage processing module; the internal online monitoring module comprises an internal environment monitoring unit, a vibration monitoring unit and a level monitoring unit; the internal environment monitoring unit is used to monitor the internal environment of an energy storage group casing, the vibration monitoring unit is used to monitor the vibration state of the energy storage group, and the level monitoring unit is used to monitor the level state of the energy storage group; the external online monitoring module is used to detect the external environment of the energy storage group casing. By comprehensively monitoring the internal and external environments during the operation of the supercapacitor, the present invention can improve the comprehensiveness of supercapacitor state monitoring, thereby solving the problem that the existing supercapacitor fault detection is insufficiently comprehensive and unfavorable for fault detection.

Description

Technical Field

[0001] The present invention relates to the technical field of supercapacitor energy storage, and in particular to an online monitoring system for a supercapacitor energy storage group. Background Art

[0002] Supercapacitors, also known as electrochemical capacitors, electric double-layer capacitors, gold capacitors, and farad capacitors, differ from traditional chemical power sources in that they are a class of power source between traditional capacitors and batteries, possessing unique properties. The "super" designation contrasts them with ordinary capacitors. Supercapacitors not only possess greater energy reserves than traditional capacitors but also offer rechargeability, making them more environmentally friendly.

[0003] In existing technologies, when monitoring the supercapacitor energy storage process, the supercapacitor's operating status parameters are usually obtained, and then independent monitoring results are obtained for each parameter. This monitoring method makes it difficult to obtain the supercapacitor's comprehensive operating status and it is difficult to discover the influencing factors in its operating environment, which is not conducive to improving the efficiency of troubleshooting. Summary of the Invention

[0004] In view of the shortcomings of the existing technology, the purpose of the present invention is to provide an online monitoring system for supercapacitor energy storage groups. By combining the internal and external environment of the supercapacitor during operation for comprehensive monitoring, the comprehensiveness of supercapacitor status monitoring can be improved to solve the problem that the existing supercapacitor fault detection is not comprehensive enough and is not conducive to fault troubleshooting.

[0005] In order to achieve the above object, the present invention is implemented through the following technical solutions: an online monitoring system for a supercapacitor energy storage group, the monitoring system comprising an internal online monitoring module, an external online monitoring module and a monitoring linkage processing module;

[0006] The internal online monitoring module includes an internal environment monitoring unit, a vibration monitoring unit, and a level monitoring unit. The internal environment monitoring unit is used to monitor the internal environment of the energy storage group casing, the vibration monitoring unit is used to monitor the vibration state of the energy storage group, and the level monitoring unit is used to monitor the level state of the energy storage group.

[0007] The external online monitoring module is used to detect the external environment of the energy storage group casing;

[0008] The monitoring linkage processing module includes an internal monitoring processing unit, an external monitoring processing unit and a linkage processing unit. The internal monitoring processing unit is used to process the data monitored by the internal online monitoring module, and the external monitoring processing unit is used to process the data monitored by the external online monitoring module. The linkage processing unit is used to perform linkage processing on the processing results of the internal monitoring processing unit and the external monitoring processing unit to obtain the comprehensive processing effect of online monitoring of the energy storage group.

[0009] Furthermore, the internal environment monitoring unit includes an internal temperature and humidity monitor and an internal dust concentration monitor. The internal environment monitoring unit is configured with an internal environment monitoring strategy, which includes: obtaining the internal temperature, internal humidity, and internal dust concentration of the energy storage group once every first internal monitoring time interval through the internal temperature and humidity monitor and the internal dust concentration monitor;

[0010] The vibration monitoring unit is configured with a vibration monitoring strategy, which includes: obtaining the vibration amplitude of the energy storage group once every first internal monitoring time;

[0011] The level monitoring unit includes four level monitors, and the level monitoring unit is configured with a level monitoring strategy, which includes: arranging two level monitors horizontally on both sides of the energy storage group, and setting the two level monitors as a horizontal monitoring group; arranging another two groups of level monitors vertically on both sides of the energy storage group, and setting the two level monitors as a vertical monitoring group;

[0012] The two horizontal heights of the horizontal monitoring group and the two vertical heights of the vertical monitoring group are obtained once every first internal monitoring time.

[0013] Furthermore, the external online monitoring module includes an external temperature and humidity monitor and an external dust concentration monitor. The external online monitoring module is configured with an external online monitoring strategy. The external online monitoring strategy includes: obtaining the external temperature, external humidity and external dust concentration once through the external temperature and humidity monitor and the external dust concentration monitor every first external monitoring time.

[0014] Furthermore, the internal monitoring processing unit is configured with an internal monitoring processing strategy, which includes: substituting the internal temperature, internal humidity and internal dust concentration into an internal environment monitoring formula to obtain an internal environment monitoring reference value;

[0015] When the internal environment monitoring reference value is greater than or equal to the first internal environment reference threshold, the vibration amplitude, two horizontal levels and two vertical levels of the longitudinal monitoring group are substituted into the operation monitoring formula to obtain the operation monitoring reference value. When the operation monitoring reference value is greater than or equal to the operation monitoring reference threshold, an internal monitoring risk signal is output.

[0016] Furthermore, the internal environment monitoring formula is configured as:

[0017] Cnh=a1×(Tnb-Tn1) 3 +a2×(Snb-Sn1) 3 +a3×(Fnb-Fn1) 3 ; The operation monitoring formula is configured as: Cnyz=b1×(Pzd-P1)+b2×[|Gh1-Gh2|+|Gz1-Gz2|]; wherein, Cnh is the internal environment monitoring reference value, Tnb is the internal temperature, Snb is the internal humidity, Fnb is the internal dust concentration, Tn1 is the internal temperature reference standard value, Sn1 is the internal humidity reference standard value, Fn1 is the internal dust concentration reference standard value, a1 is the internal temperature monitoring ratio, a2 is the internal humidity monitoring ratio, a3 is the internal dust concentration monitoring ratio, Cnyz is the operation monitoring reference value, Pzd is the vibration amplitude, Gh1 and Gh2 are two horizontal levels respectively, Gz1 and Gz2 are two vertical levels respectively, P1 is the vibration amplitude reference standard value, b1 is the vibration amplitude monitoring ratio, and b2 is the inclination ratio.

[0018] Furthermore, the external monitoring processing unit is configured with an external environment monitoring processing strategy, which includes: substituting the external temperature, external humidity and external dust concentration into the external environment monitoring formula to obtain an external environment monitoring reference value;

[0019] When the external environment monitoring reference value is greater than or equal to the first external environment reference threshold, an external environment risk signal is output.

[0020] Furthermore, the external environment monitoring formula is configured as:

[0021] Cwh=c1×(Twb-Tw1) 3 +c2×(Swb-Sw1) 3 +c3×(Fwb-Fw1) 3 ; Among them, Cwh is the reference value for external environment monitoring, Twb is the external temperature, Swb is the external humidity, Fwb is the external dust concentration, Tw1 is the external temperature reference standard value, Sw1 is the external humidity reference standard value, Fn1 is the external dust concentration reference standard value, c1 is the external temperature monitoring ratio, c2 is the external humidity monitoring ratio, and c3 is the external dust concentration monitoring ratio.

[0022] Further, the linkage processing unit is configured with a linkage processing strategy, the linkage processing strategy comprising: substituting the external environment monitoring reference values ​​of the continuous first external monitoring number into the external environment monitoring change formula to obtain the external environment monitoring change value;

[0023] When the external environment monitoring change value is greater than or equal to the first external change threshold, the internal monitoring data is acquired; the internal environment monitoring reference value and the operation monitoring reference value of the first internal monitoring quantity are continuously acquired, and the values ​​are substituted into the internal monitoring change formula to obtain the internal monitoring change value;

[0024] When the internal monitoring change value is greater than or equal to a first internal monitoring change threshold, a signal having a strong correlation between the external environment and the internal operation is output.

[0025] Furthermore, the external environment monitoring change formula is configured as:

[0026] The internal monitoring change formula is configured as: Among them, Bwh is the external environment monitoring change value, Cwh1 to Cwh m are the external environment monitoring reference values ​​of the first external monitoring quantity, m is the first external monitoring quantity; Bnh is the internal monitoring change value, Cnh1 to Cnh n The internal environment monitoring reference value of the first internal monitoring quantity, Cnyz1 to Cnyz n is the operation monitoring reference value of the first internal monitoring quantity, n is the first internal monitoring quantity, k1 is the internal environment change conversion ratio, and k2 is the operation monitoring change conversion ratio.

[0027] Beneficial effects of the present invention: The present invention can monitor the internal environment of the energy storage group casing, the vibration state of the energy storage group and the horizontal state of the energy storage group respectively through the internal environment monitoring unit, the vibration monitoring unit and the horizontal monitoring unit in the internal online monitoring module; then the external online monitoring module can detect the external environment of the energy storage group casing; finally, the monitoring linkage processing module can respectively perform linkage processing on the data monitored by the internal online monitoring module, the data monitored by the external online monitoring module and the processing results of the internal monitoring processing unit and the external monitoring processing unit, and obtain the comprehensive processing effect of online monitoring of the energy storage group. The present invention can improve the comprehensiveness of monitoring of the supercapacitor energy storage group through independent and linkage monitoring and processing of the internal and external environments, thereby helping to improve the efficiency of troubleshooting. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Other features, objects and advantages of the present invention will become more apparent upon reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0029] Figure 1 This is a system principle block diagram of the present invention;

[0030] Figure 2 This is a reference diagram of the connection structure between the horizontal monitoring unit and the energy storage group. DETAILED DESCRIPTION

[0031] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0032] See also Figure 1 The present invention provides an online monitoring system for a supercapacitor energy storage group, comprising an internal online monitoring module, an external online monitoring module, and a monitoring linkage processing module. By comprehensively monitoring the internal and external environments of the supercapacitor during operation, the comprehensiveness of supercapacitor status monitoring can be improved, thereby resolving the problem that existing supercapacitor troubleshooting is insufficiently comprehensive and unfavorable for troubleshooting. Supercapacitors are significantly affected by the external environment during operation, and monitoring the external environment can provide timely early warning of the supercapacitor's operation.

[0033] The internal online monitoring module includes an internal environment monitoring unit, a vibration monitoring unit and a level monitoring unit. The internal environment monitoring unit is used to monitor the internal environment of the energy storage group casing. The internal environment monitoring unit includes an internal temperature and humidity monitor and an internal dust concentration monitor. The internal environment monitoring unit is configured with an internal environment monitoring strategy. The internal environment monitoring strategy includes: obtaining the internal temperature, internal humidity and internal dust concentration of the energy storage group once every first internal monitoring time through the internal temperature and humidity monitor and the internal dust concentration monitor; the vibration monitoring unit is used to monitor the vibration state of the energy storage group. The vibration monitoring unit is configured with a vibration monitoring strategy. The vibration monitoring strategy includes: obtaining the vibration amplitude of the energy storage group once every first internal monitoring time; the level monitoring unit is used to monitor the level state of the energy storage group; please refer to Figure 2 The horizontal monitoring unit includes four horizontal monitors, and the horizontal monitoring unit is configured with a horizontal monitoring strategy. The horizontal monitoring strategy includes: arranging two horizontal monitors horizontally on both sides of the energy storage group, and setting the two horizontal monitors as a horizontal monitoring group; arranging another two groups of horizontal monitors vertically on both sides of the energy storage group, and setting the two horizontal monitors as a vertical monitoring group; obtaining the two horizontal level heights of the horizontal monitoring group and the two vertical level heights of the vertical monitoring group once every first internal monitoring time.

[0034] The external online monitoring module is used to detect the external environment of the energy storage group casing; the external online monitoring module includes an external temperature and humidity monitor and an external dust concentration monitor. The external online monitoring module is configured with an external online monitoring strategy, and the external online monitoring strategy includes: obtaining the external temperature, external humidity and external dust concentration once through the external temperature and humidity monitor and the external dust concentration monitor at every first external monitoring time.

[0035] The monitoring linkage processing module includes an internal monitoring processing unit, an external monitoring processing unit, and a linkage processing unit. The internal monitoring processing unit is used to process the data monitored by the internal online monitoring module. The internal monitoring processing unit is configured with an internal monitoring processing strategy, which includes: substituting the internal temperature, internal humidity, and internal dust concentration into the internal environment monitoring formula to obtain an internal environment monitoring reference value; the internal environment monitoring formula is configured as follows:

[0036] Cnh=a1×(Tnb-Tn1) 3 +a2×(Snb-Sn1) 3 +a3×(Fnb-Fn1) 3 ; Among them, Cnh is the internal environment monitoring reference value, Tnb is the internal temperature, Snb is the internal humidity, Fnb is the internal dust concentration, Tn1 is the internal temperature reference standard value, Tn1 is set with reference to the internal temperature of the energy storage group of the same power during normal operation, Sn1 is the internal humidity reference standard value, Sn1 is set with reference to the appropriate internal humidity of the supercapacitor, Fn1 is the internal dust concentration reference standard value, Fn1 is set with reference to the maximum internal dust concentration that does not affect the operation of the supercapacitor, a1 is the internal temperature monitoring ratio, a2 is the internal humidity monitoring ratio, and a3 is the internal dust concentration monitoring ratio. Among them, a1, a2 and a3 are set with reference to the ratio of the impact of the internal temperature, internal humidity and internal dust concentration on the operation of the energy storage group.

[0037] When the internal environment monitoring reference value is greater than or equal to the first internal environment reference threshold, the vibration amplitude, the two horizontal levels, and the two vertical levels of the vertical monitoring group are substituted into the operation monitoring formula to obtain the operation monitoring reference value, and the operation monitoring formula is configured as follows:

[0038] Cnyz = b1 × (Pzd - P1) + b2 × [|Gh1 - Gh2| + |Gz1 - Gz2|]; Cnyz is the operation monitoring reference value, Pzd is the vibration amplitude, Gh1 and Gh2 are two horizontal levels, Gz1 and Gz2 are two vertical levels, P1 is the vibration amplitude reference standard value, which is set based on the vibration amplitude of an energy storage group of equivalent power during normal operation, b1 is the vibration amplitude monitoring ratio, and b2 is the tilt ratio. b1 and b2 are set based on the impact of vibration and tilt on the energy storage group. When the operation monitoring reference value is greater than or equal to the operation monitoring reference threshold, an internal monitoring risk signal is output. The internal monitoring risk signal indicates that there is a certain risk of operational failure in the operation of the energy storage group.

[0039] The external monitoring processing unit is used to process the data monitored by the external online monitoring module. The external monitoring processing unit is configured with an external environment monitoring processing strategy, which includes: substituting the external temperature, external humidity and external dust concentration into the external environment monitoring formula to obtain the external environment monitoring reference value; the external environment monitoring formula is configured as follows:

[0040] Cwh=c1×(Twb-Tw1) 3 +c2×(Swb-Sw1) 3 +c3×(Fwb-Fw1) 3 ; Among them, Cwh is the external environment monitoring reference value, Twb is the external temperature, Swb is the external humidity, Fwb is the external dust concentration, Tw1 is the external temperature reference standard value, Tw1 is set with reference to the external most suitable temperature for the operation of the energy storage group, Sw1 is the external humidity reference standard value, Sw1 is set with reference to the external most suitable humidity for the operation of the energy storage group, Fn1 is the external dust concentration reference standard value, Fn1 is set with reference to the maximum external dust concentration for normal operation of the energy storage group, c1 is the external temperature monitoring ratio, c2 is the external humidity monitoring ratio, and c3 is the external dust concentration monitoring ratio; among them, c1, c2 and c3 are set with reference to the ratio of the impact of external temperature, external humidity and external dust concentration on the operation of the energy storage group. When the external environment monitoring reference value is greater than or equal to the first external environment reference threshold, an external environment risk signal is output.

[0041] The linkage processing unit is used to perform linkage processing on the processing results of the internal monitoring processing unit and the external monitoring processing unit, and obtain a comprehensive processing effect of online monitoring of the energy storage group. The linkage processing unit is configured with a linkage processing strategy, which includes: substituting the external environment monitoring reference value of the continuous first external monitoring number into the external environment monitoring change formula to obtain the external environment monitoring change value; the external environment monitoring change formula is configured as:

[0042] Among them, Bwh is the external environment monitoring change value, Cwh1 to Cwh m are external environment monitoring reference values ​​of the first external monitoring quantity, and m is the first external monitoring quantity; when the external environment monitoring change value is greater than or equal to the first external change threshold, the internal monitoring data is acquired; the internal environment monitoring reference value and the operation monitoring reference value of the first internal monitoring quantity are continuously acquired, and substituted into the internal monitoring change formula to obtain the internal monitoring change value; the internal monitoring change formula is configured as:

[0043] Bnh is the internal monitoring change value, Cnh1 to Cnh n The internal environment monitoring reference value of the first internal monitoring quantity, Cnyz1 to Cnyz n is the operational monitoring reference value for the first internal monitoring quantity, n is the first internal monitoring quantity, k1 is the internal environment change conversion ratio, and k2 is the operational monitoring change conversion ratio. k1 and k2 are set based on the impact of fluctuations in the internal environment and operational status on the normal operation of the energy storage group. When the internal monitoring change value is greater than or equal to the first internal monitoring change threshold, a strong correlation signal between the external environment and internal operation is output. This strong correlation signal indicates that the external environment has a significant impact on the internal environment and operational status of the energy storage group.

[0044] Working principle: The internal environment monitoring unit, vibration monitoring unit and horizontal monitoring unit in the internal online monitoring module can monitor the internal environment of the energy storage group casing, the vibration state of the energy storage group and the horizontal state of the energy storage group respectively. The external online monitoring module can then detect the external environment of the energy storage group casing. Finally, the monitoring linkage processing module can link and process the data monitored by the internal online monitoring module, the data monitored by the external online monitoring module, and the processing results of the internal monitoring processing unit and the external monitoring processing unit respectively, and obtain the comprehensive processing effect of online monitoring of the energy storage group. Through independent and linked monitoring and processing of internal and external environments, the comprehensiveness of monitoring of the supercapacitor energy storage group can be improved.

[0045] Finally, it should be noted that the above-described embodiments are only specific implementations of the present invention, which are used to illustrate the technical solutions of the present invention, rather than to limit them. The scope of protection of the present invention is not limited thereto. Although the present invention has been described in detail with reference to the above-described embodiments, those skilled in the art should understand that any person skilled in the art can modify or easily conceive of changes to the technical solutions described in the above-described embodiments within the technical scope disclosed by the present invention, or replace some of the technical features therein with equivalents. Such modifications, changes, or replacements do not deviate from the spirit and scope of the technical solutions of the embodiments of the present invention, and should be included in the scope of protection of the present invention. Therefore, the scope of protection of the present invention should be based on the scope of protection of the claims.

Claims

1. An online monitoring system for a supercapacitor energy storage group, characterized in that: The monitoring system includes an internal online monitoring module, an external online monitoring module and a monitoring linkage processing module; The internal online monitoring module includes an internal environment monitoring unit, a vibration monitoring unit, and a level monitoring unit. The internal environment monitoring unit is used to monitor the internal environment of the energy storage group casing, the vibration monitoring unit is used to monitor the vibration state of the energy storage group, and the level monitoring unit is used to monitor the level state of the energy storage group. The external online monitoring module is used to detect the external environment of the energy storage group casing; The monitoring linkage processing module includes an internal monitoring processing unit, an external monitoring processing unit, and a linkage processing unit. The internal monitoring processing unit is used to process data monitored by the internal online monitoring module, the external monitoring processing unit is used to process data monitored by the external online monitoring module, and the linkage processing unit is used to perform linkage processing on the processing results of the internal and external monitoring processing units to obtain a comprehensive online monitoring processing effect of the energy storage group. The internal monitoring processing unit is configured with an internal monitoring processing strategy, which includes: substituting the internal temperature, internal humidity and internal dust concentration into an internal environment monitoring formula to obtain an internal environment monitoring reference value; When the internal environment monitoring reference value is greater than or equal to the first internal environment reference threshold, the vibration amplitude, the two horizontal levels, and the two vertical levels of the vertical monitoring group are substituted into the operation monitoring formula to obtain the operation monitoring reference value. When the operation monitoring reference value is greater than or equal to the operation monitoring reference threshold, an internal monitoring risk signal is output; The internal environment monitoring formula is configured as: ; The operation monitoring formula is configured as: ; Among them, Cnh is the internal environment monitoring reference value, Tnb is the internal temperature, Snb is the internal humidity, Fnb is the internal dust concentration, Tn1 is the internal temperature reference standard value, Sn1 is the internal humidity reference standard value, Fn1 is the internal dust concentration reference standard value, a1 is the internal temperature monitoring ratio, a2 is the internal humidity monitoring ratio, a3 is the internal dust concentration monitoring ratio, Cnyz is the operation monitoring reference value, Pzd is the vibration amplitude, Gh1 and Gh2 are two horizontal levels respectively, Gz1 and Gz2 are two vertical levels respectively, P1 is the vibration amplitude reference standard value, b1 is the vibration amplitude monitoring ratio, and b2 is the inclination ratio.

2. The online monitoring system for supercapacitor energy storage group according to claim 1, characterized in that: The internal environment monitoring unit includes an internal temperature and humidity monitor and an internal dust concentration monitor. The internal environment monitoring unit is configured with an internal environment monitoring strategy. The internal environment monitoring strategy includes: obtaining the internal temperature, internal humidity, and internal dust concentration of the energy storage group once every first internal monitoring time interval through the internal temperature and humidity monitor and the internal dust concentration monitor; The vibration monitoring unit is configured with a vibration monitoring strategy, which includes: obtaining the vibration amplitude of the energy storage group once every first internal monitoring time; The level monitoring unit includes four level monitors, and the level monitoring unit is configured with a level monitoring strategy, which includes: arranging two level monitors horizontally on both sides of the energy storage group, and setting the two level monitors as a horizontal monitoring group; arranging another two groups of level monitors vertically on both sides of the energy storage group, and setting the two level monitors as a vertical monitoring group; The two horizontal heights of the horizontal monitoring group and the two vertical heights of the vertical monitoring group are obtained once every first internal monitoring time.

3. The online monitoring system for supercapacitor energy storage group according to claim 2, characterized in that: The external online monitoring module includes an external temperature and humidity monitor and an external dust concentration monitor. The external online monitoring module is configured with an external online monitoring strategy. The external online monitoring strategy includes: obtaining the external temperature, external humidity and external dust concentration once through the external temperature and humidity monitor and the external dust concentration monitor every first external monitoring time.

4. The online monitoring system for supercapacitor energy storage group according to claim 3, characterized in that: The external monitoring processing unit is configured with an external environment monitoring processing strategy, which includes: substituting the external temperature, external humidity and external dust concentration into the external environment monitoring formula to obtain an external environment monitoring reference value; When the external environment monitoring reference value is greater than or equal to the first external environment reference threshold, an external environment risk signal is output.

5. The online monitoring system for supercapacitor energy storage group according to claim 4, characterized in that: The external environment monitoring formula is configured as: ; Among them, Cwh is the reference value for external environment monitoring, Twb is the external temperature, Swb is the external humidity, Fwb is the external dust concentration, Tw1 is the external temperature reference standard value, Sw1 is the external humidity reference standard value, Fn1 is the external dust concentration reference standard value, c1 is the external temperature monitoring ratio, c2 is the external humidity monitoring ratio, and c3 is the external dust concentration monitoring ratio.

6. The online monitoring system for supercapacitor energy storage group according to claim 5, characterized in that: The linkage processing unit is configured with a linkage processing strategy, the linkage processing strategy comprising: substituting a continuous first external monitoring number of external environment monitoring reference values ​​into an external environment monitoring change formula to obtain an external environment monitoring change value; When the external environment monitoring change value is greater than or equal to the first external change threshold, the internal monitoring data is acquired; the internal environment monitoring reference value and the operation monitoring reference value of the first internal monitoring quantity are continuously acquired, and the values ​​are substituted into the internal monitoring change formula to obtain the internal monitoring change value; When the internal monitoring change value is greater than or equal to a first internal monitoring change threshold, a signal having a strong correlation between the external environment and the internal operation is output.

7. The online monitoring system for supercapacitor energy storage group according to claim 6, characterized in that: The external environment monitoring change formula is configured as: ; The internal monitoring change formula is configured as: ; Among them, Bwh is the external environment monitoring change value, Cwh1 to Cwh m are the external environment monitoring reference values ​​of the first external monitoring quantity, m is the first external monitoring quantity; Bnh is the internal monitoring change value, Cnh1 to Cnh n The internal environment monitoring reference value of the first internal monitoring quantity, Cnyz1 to Cnyz n is the operation monitoring reference value of the first internal monitoring quantity, n is the first internal monitoring quantity, k1 is the internal environment change conversion ratio, and k2 is the operation monitoring change conversion ratio.

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