CN113608563A - Centralized monitoring and management system for power environment of equipment cabinet - Google Patents
Centralized monitoring and management system for power environment of equipment cabinet Download PDFInfo
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- CN113608563A CN113608563A CN202110895146.7A CN202110895146A CN113608563A CN 113608563 A CN113608563 A CN 113608563A CN 202110895146 A CN202110895146 A CN 202110895146A CN 113608563 A CN113608563 A CN 113608563A
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Abstract
The invention provides a centralized monitoring and management system for a power environment of a cabinet, which structurally comprises: the centralized monitoring unit, the collector and the liquid nitrogen cooling unit; the centralized monitoring unit is respectively and electrically connected with the liquid nitrogen cooling unit and the collector, the collector is used for collecting power environment data in the machine room, the liquid nitrogen cooling unit is connected with the machine cabinet, the liquid nitrogen cooling unit conveys liquid nitrogen into the machine cabinet, and the interior of the machine cabinet is cooled by the liquid nitrogen; the interior of the cabinet is cooled through the low-temperature liquid nitrogen, so that the cooling effect and the cooling efficiency of the temperature inside the cabinet can be effectively improved.
Description
Technical Field
The invention relates to the technical field of power environment monitoring, in particular to a centralized monitoring and management system for a power environment of a cabinet.
Background
At present, a power environment monitoring system provides 7-24-hour duty real-time service for equipment of a data machine room, once serious alarms such as mains supply power failure, power supply air conditioning equipment failure, high temperature, water leakage and the like are found, the monitoring system timely informs maintenance personnel or management personnel through voice calls and mobile phone short messages, the maintenance personnel or the management personnel arrive at the site at the first time, and serious accidents are avoided.
The inside operating temperature of rack directly influences the steady operation of equipment and the safe operation of computer lab, among the prior art, when carrying out temperature control to the rack, has unable effectual temperature to the rack inside and carries out intelligent control, and the lower problem of temperature control efficiency.
Disclosure of Invention
The invention provides a centralized monitoring and management system for a power environment of a cabinet, and aims to solve the problem that how to intelligently control the internal temperature of the cabinet when controlling the internal temperature of the cabinet so as to improve the temperature control efficiency of the cabinet.
The technical solution of the invention is as follows: the utility model provides a rack power environment centralized monitoring management system which the structure includes: the centralized monitoring unit, the collector and the liquid nitrogen cooling unit; the centralized monitoring unit is respectively electrically connected with the liquid nitrogen cooling unit and the collector, the collector is used for collecting power environment data in the machine room, the liquid nitrogen cooling unit is connected with the machine cabinet, the liquid nitrogen cooling unit conveys liquid nitrogen into the machine cabinet, and the interior of the machine cabinet is cooled through the liquid nitrogen.
Further, the liquid nitrogen cooling unit comprises a liquid nitrogen tank, a delivery pump and a containing box, the containing box is arranged on the lower side inside the cabinet, the liquid nitrogen tank is communicated with the containing box through a pipeline, the delivery pump is arranged on the pipeline, the liquid nitrogen in the liquid nitrogen tank is delivered into the containing box through the delivery pump, the upper end of the containing box is open, an exhaust fan is arranged at the open end of the containing box, and the exhaust fan is used for delivering low-temperature gas in the containing box to the upper part of the cabinet;
the centralized monitoring unit comprises a processing module and a control module, and the control module is used for controlling the delivery pump to deliver liquid nitrogen into the containing box; the processing module is used for setting the liquid nitrogen filling amount into the containing box according to the real-time temperature delta T inside the cabinet, and setting the rotating speed of the exhaust fan according to the real-time current delta I of the electric equipment after the liquid nitrogen filling amount is set.
Furthermore, the collector is further configured to collect real-time current Δ I of the electrical equipment in the cabinet in real time, collect real-time temperature Δ T inside the cabinet, and transmit the collected real-time current Δ I of the electrical equipment and the collected real-time temperature Δ T inside the cabinet to the centralized monitoring unit.
Further, the processing module is configured to set a preset cabinet interior temperature matrix T0 and a preset liquid nitrogen filling amount matrix L0, and set T0 (T01, T02, T03, T04) for the preset cabinet interior temperature matrix T0, where T01 is a first preset temperature, T02 is a second preset temperature, T03 is a third preset temperature, T04 is a fourth preset temperature, and T01 < T02 < T03 < T04; setting L0 (L01, L02, L03 and L04) for the preset liquid nitrogen filling quantity matrix L0, wherein L01 is a first preset liquid nitrogen filling quantity, L02 is a second preset liquid nitrogen filling quantity, L03 is a third preset liquid nitrogen filling quantity, L04 is a fourth preset liquid nitrogen filling quantity, and L01 is more than L02 and more than L03 and more than L04;
the processing module is used for setting the liquid nitrogen amount filled into the containing box according to the relation between the real-time temperature delta T inside the cabinet and each preset temperature:
when the delta T is less than T01, the amount of liquid nitrogen filled into the accommodating box is set to be 0;
when T01 is more than or equal to DeltaT and less than T02, selecting the first preset liquid nitrogen filling quantity L01 as the quantity of liquid nitrogen filled into the containing box;
when T02 is more than or equal to DeltaT and less than T03, selecting the second preset liquid nitrogen filling quantity L02 as the quantity of liquid nitrogen filled into the containing box;
when T03 is more than or equal to DeltaT and less than T04, selecting the third preset liquid nitrogen filling quantity L03 as the liquid nitrogen quantity filled into the containing box;
when T04 <. DELTA.T, the fourth preset liquid nitrogen filling amount L04 is selected as the amount of liquid nitrogen to be filled into the accommodating tank.
Further, the processing module is further configured to set an electric device preset current matrix I0 and an exhaust fan preset rotation speed matrix S0, and set I0 (I01, I02, I03, I04) for the electric device preset current matrix I0, where I01 is a first preset current, I02 is a second preset current, I03 is a third preset current, I04 is a fourth preset current, and I01 < I02 < I03 < I04; for the preset exhaust fan rotating speed matrix S0, setting S0 (S01, S02, S03, S04), where S01 is a first preset rotating speed, S02 is a second preset rotating speed, S03 is a third preset rotating speed, S04 is a fourth preset rotating speed, and S01 < S02 < S03 < S04;
the processing module is used for setting the rotating speed of the exhaust fan according to the relation between the real-time current delta I of the electric equipment and each preset current after the liquid nitrogen filling amount of the containing box is set:
when the delta I is less than I01, selecting the first preset rotating speed S01 as the rotating speed of the exhaust fan;
when the delta I is more than or equal to I01 and less than I02, selecting the second preset rotating speed S02 as the rotating speed of the exhaust fan;
when delta I is more than or equal to I02 and less than I03, selecting the third preset rotating speed S03 as the rotating speed of the exhaust fan;
when the delta I is more than or equal to I03 and less than I04, the fourth preset rotating speed S04 is selected as the rotating speed of the exhaust fan.
Further, the processing module is further configured to set a preset cabinet external temperature matrix T1 and a liquid nitrogen filling amount correction coefficient matrix a, and set T1 (T11, T12, T13, T14) for the preset cabinet external temperature matrix T1, where T11 is a first preset cabinet external temperature, T12 is a second preset cabinet external temperature, T13 is a third preset cabinet external temperature, T14 is a fourth preset cabinet external temperature, and T11 < T12 < T13 < T14; setting a (a 1, a2, a3 and a 4) for the liquid nitrogen filling amount correction coefficient matrix a, wherein a1 is a first preset liquid nitrogen filling amount correction coefficient, a2 is a second preset liquid nitrogen filling amount correction coefficient, a3 is a third preset liquid nitrogen filling amount correction coefficient, a4 is a fourth preset liquid nitrogen filling amount correction coefficient, and 1 & lt a1 & lt a2 & lt a3 & lt a4 & lt 1.5;
the processing module is further configured to, after the ith preset liquid nitrogen filling amount L0i is selected as the amount of liquid nitrogen to be filled into the containing box, i =1, 2, 3, 4, obtain an external environment temperature Δ Tz of the cabinet from the collector in real time, and select a preset liquid nitrogen filling amount correction coefficient according to a relationship between the external environment temperature Δ Tz and the external temperatures of the preset cabinets to correct the liquid nitrogen filling amount of the containing box:
when the delta Tz is less than or equal to T11, the filling amount of the liquid nitrogen in the containing box is not corrected;
when T11 is smaller than delta Tz and smaller than or equal to T12, the first preset liquid nitrogen filling quantity correction coefficient a1 is selected to correct the liquid nitrogen filling quantity of the containing box, and the corrected liquid nitrogen filling quantity is L0i a 1;
when T12 is smaller than delta Tz and smaller than or equal to T13, the second preset liquid nitrogen filling quantity correction coefficient a2 is selected to correct the liquid nitrogen filling quantity of the containing box, and the corrected liquid nitrogen filling quantity is L0i a 2;
when T13 is smaller than delta Tz and smaller than or equal to T14, the third preset liquid nitrogen filling quantity correction coefficient a3 is selected to correct the liquid nitrogen filling quantity of the containing box, and the corrected liquid nitrogen filling quantity is L0i a 3;
when T14 <. DELTA.Tz, selecting the fourth preset liquid nitrogen filling quantity correction coefficient a4 to correct the liquid nitrogen filling quantity of the containing box, wherein the corrected liquid nitrogen filling quantity is L0i × a 4;
when the ith preset liquid nitrogen filling amount correction coefficient ai is selected to correct the liquid nitrogen filling amount of the containing box, i =1, 2, 3, 4, and the liquid nitrogen filling amount of the containing box is set to be L0i ai.
Further, the processing module is further configured to set a preset cabinet internal volume matrix V and an exhaust fan rotation speed correction coefficient matrix b, and set V (V1, V2, V3, V4) for the preset cabinet internal volume matrix V, where V1 is a first preset cabinet internal volume, V2 is a second preset cabinet internal volume, V3 is a third preset cabinet internal volume, V4 is a fourth preset cabinet internal volume, and V1 < V2 < V3 < V4; b (b 1, b2, b3 and b 4) is set for the exhaust fan rotating speed correction coefficient matrix b, wherein b1 is a first preset exhaust fan rotating speed correction coefficient, b2 is a second preset exhaust fan rotating speed correction coefficient, b3 is a third preset exhaust fan rotating speed correction coefficient, b4 is a fourth preset exhaust fan rotating speed correction coefficient, and 1 < b1 < b2 < b3 < b4 < 2;
the processing module is further used for selecting the ith preset rotating speed S0i as the rotating speed of the exhaust fan, i =1, 2, 3, 4, obtaining the total volume DeltaV of the inner blank area of the cabinet in real time, and selecting the rotating speed correction coefficient of the exhaust fan according to the relationship between the total volume DeltaV of the inner blank area of the cabinet and the inner volume of each preset cabinet, so as to correct the rotating speed of the exhaust fan:
when the delta V is less than or equal to V1, the rotating speed of the exhaust fan is not corrected;
when V1 is smaller than delta V and smaller than or equal to V2, the first preset exhaust fan rotating speed correction system b1 is selected to correct the rotating speed of the exhaust fan, and the corrected rotating speed of the exhaust fan is S0i × b 1;
when V2 is smaller than delta V and smaller than or equal to V3, selecting the second preset exhaust fan rotating speed correction system b2 to correct the rotating speed of the exhaust fan, wherein the corrected rotating speed of the exhaust fan is S0i × b 2;
when V3 is smaller than delta V and smaller than or equal to V4, selecting the third preset exhaust fan rotating speed correction system b3 to correct the rotating speed of the exhaust fan, wherein the corrected rotating speed of the exhaust fan is S0i × b 3;
when V4 is less than DeltaV, selecting a fourth preset exhaust fan rotating speed correction system b4 to correct the rotating speed of the exhaust fan, wherein the corrected rotating speed of the exhaust fan is S0i × b 4;
and when the rotation speed of the exhaust fan is corrected by selecting the i-th preset exhaust fan rotation speed correction system bi, i =1, 2, 3 and 4, and the corrected rotation speed of the exhaust fan is set to be S0i × bi.
Further, the centralized monitoring and management system for the power environment of the cabinet further comprises: and the ultrasonic thickness gauge is arranged on the side part of the cabinet and electrically connected with the centralized monitoring unit, and is used for measuring the side wall thickness delta W of the cabinet in real time.
Further, the processing module is further configured to set a preset thickness matrix W of a cabinet side wall and a compensation coefficient matrix c of liquid nitrogen filling amount, and set W (W1, W2, W3, W4) for the preset thickness matrix W of the cabinet side wall, where W1 is a first preset thickness, W2 is a second preset thickness, W3 is a third preset thickness, W4 is a fourth preset thickness, and W1 < W2 < W3 < W4; setting c (c 1, c2, c3 and c 4) for the liquid nitrogen filling amount compensation coefficient matrix c, wherein c1 is a first preset liquid nitrogen filling amount compensation coefficient, c2 is a second preset liquid nitrogen filling amount compensation coefficient, c3 is a third preset liquid nitrogen filling amount compensation coefficient, c4 is a fourth preset liquid nitrogen filling amount compensation coefficient, and 1 < c1 < c2 < c3 < c4 < 1.2;
the processing module is further configured to correct the filling amount of the liquid nitrogen in the storage box, set the corrected filling amount of the liquid nitrogen to L0i × ai, and compensate the corrected filling amount of the liquid nitrogen in the storage box according to a relation between a thickness Δ W of a side wall of the cabinet and each preset thickness:
when the delta W is less than or equal to W1, the corrected liquid nitrogen filling amount of the containing box is not compensated;
when delta W is smaller than W1 and smaller than or equal to W2, the first preset liquid nitrogen filling amount compensation coefficient c1 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 1;
when delta W is smaller than W2 and smaller than or equal to W3, the second preset liquid nitrogen filling amount compensation coefficient c2 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 2;
when delta W is smaller than W3 and smaller than or equal to W4, the third preset liquid nitrogen filling amount compensation coefficient c3 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 3;
when W4 <. DELTA.W, the fourth preset liquid nitrogen filling amount compensation coefficient c4 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 4.
Further, the processing module is further configured to set an exhaust fan rotation speed compensation coefficient matrix d, and set d (d 1, d2, d3, d 4), where d1 is a first preset exhaust fan rotation speed compensation coefficient, d2 is a second preset exhaust fan rotation speed compensation coefficient, d3 is a third preset exhaust fan rotation speed compensation coefficient, d4 is a fourth preset exhaust fan rotation speed compensation coefficient, and 1 < d1 < d2 < d3 < d4 < 1.2;
the processing module is further configured to correct the rotation speed of the exhaust fan by selecting the i-th preset exhaust fan rotation speed correction system bi, set the corrected rotation speed of the exhaust fan as S0i × bi, and compensate the corrected rotation speed of the exhaust fan according to a relation between the side wall thickness Δ W of the cabinet and each preset thickness:
when the delta W is less than or equal to W1, the corrected rotation speed of the exhaust fan is not compensated;
when W1 is smaller than delta W and smaller than or equal to W2, the first preset exhaust fan rotating speed compensation coefficient d1 is selected to compensate the corrected rotating speed of the exhaust fan, and the compensated rotating speed of the exhaust fan is S0i bi d 1;
when W2 is smaller than delta W and smaller than or equal to W3, selecting the second preset exhaust fan rotating speed compensation coefficient d2 to compensate the corrected rotating speed of the exhaust fan, wherein the compensated rotating speed of the exhaust fan is S0i bi d 2;
when W3 is smaller than delta W and smaller than or equal to W4, the third preset exhaust fan rotating speed compensation coefficient d3 is selected to compensate the corrected rotating speed of the exhaust fan, and the compensated rotating speed of the exhaust fan is S0i bi d 3;
and when W4 is less than delta W, selecting the fourth preset exhaust fan rotating speed compensation coefficient d4 to compensate the corrected rotating speed of the exhaust fan, wherein the compensated rotating speed of the exhaust fan is S0i bi d 4.
Furthermore, the collector is used for collecting the real-time current delta I of the electric equipment in the cabinet and the real-time temperature delta T in the cabinet in real time, the collected real-time current delta I of the electric equipment and the real-time temperature delta T in the cabinet are transmitted to the centralized monitoring unit, the centralized monitoring unit processing module is used for setting the liquid nitrogen filling amount into the accommodating box according to the real-time temperature delta T in the cabinet, and after the liquid nitrogen filling amount is set, the rotating speed of the exhaust fan is set according to the real-time current delta I of the electric equipment, so that the temperature in the cabinet can be intelligently controlled according to dynamic environment parameters, the accuracy in temperature control is improved, and the control efficiency is greatly improved in an intelligent control mode.
Furthermore, the processing module sets the amount of liquid nitrogen filled into the containing box according to the relation between the real-time temperature delta T inside the cabinet and each preset temperature, and adjusts the amount of liquid nitrogen filled into the containing box in real time according to the temperature change inside the cabinet, so that sufficient liquid nitrogen can be effectively guaranteed to cool the inside of the cabinet, the cooling efficiency is improved, meanwhile, the waste of the liquid nitrogen is reduced, and resources are saved.
Furthermore, after the liquid nitrogen filling amount of the containing box is set, the rotating speed of the exhaust fan is set according to the relation between the real-time current delta I of the electric equipment and each preset current, and the rotating speed of the exhaust fan is adjusted in real time according to the power consumption of the equipment in the cabinet body, so that the rotating speed can be timely increased when the power consumption is increased, sufficient cooling gas is guaranteed to cool the interior of the cabinet body, and the temperature control efficiency is further improved.
Further, after the processing module selects the ith preset liquid nitrogen filling amount L0i as the liquid nitrogen amount to be filled into the containing box, the external environment temperature delta Tz of the cabinet is obtained from the collector in real time, and a preset liquid nitrogen filling amount correction coefficient is selected according to the relation between the external environment temperature delta Tz and the external temperature of each preset cabinet, so that the liquid nitrogen filling amount of the containing box is corrected, the liquid nitrogen filling amount is corrected, the accuracy of the liquid nitrogen filling amount can be guaranteed, and the waste of resources is reduced.
Furthermore, after the processing module selects the ith preset rotating speed S0i as the rotating speed of the exhaust fan, the total volume Delta V of the inner blank area of the cabinet is obtained in real time, and according to the relation between the total volume Delta V of the inner blank area of the cabinet and the inner volumes of the preset cabinets, the rotating speed correction coefficient of the exhaust fan is selected to correct the rotating speed of the exhaust fan, the control efficiency of the exhaust fan can be effectively improved by correcting the rotating speed of the exhaust fan, meanwhile, the exhaust fan is ensured to be capable of conveying sufficient cooling air to each position inside the cabinet body, and the heat dissipation efficiency is effectively improved.
Furthermore, by arranging the ultrasonic thickness gauge, the side wall thickness Delta W of the cabinet is measured in real time, so that dust and water vapor are adsorbed on the side wall of the cabinet due to long-term operation of the side wall of the cabinet, the wall thickness is increased, and the heat dissipation capacity of the side wall is reduced, the processing module corrects the liquid nitrogen filling amount of the containing box, the corrected liquid nitrogen filling amount of the containing box is compensated according to the relation between the side wall thickness Delta W of the cabinet and each preset thickness, the influence of the heat dissipation capacity of the side wall on the heat dissipation capacity inside the cabinet can be effectively reduced by compensating the liquid nitrogen filling amount, and the heat dissipation performance and the heat dissipation efficiency can be effectively improved.
Further, the processing module selects the ith preset exhaust fan rotating speed correction system bi to correct the rotating speed of the exhaust fan, compensates the corrected rotating speed of the exhaust fan according to the relation between the side wall thickness delta W of the cabinet and each preset thickness, and compensates the rotating speed of the exhaust fan, so that the heat dissipation efficiency in the cabinet body can be effectively improved.
Compared with the prior art, the centralized monitoring unit, the collector and the liquid nitrogen cooling unit are arranged, the centralized monitoring unit is respectively electrically connected with the liquid nitrogen cooling unit and the collector, the collector is used for collecting power environment data in a machine room, the liquid nitrogen cooling unit is connected with the cabinet to convey liquid nitrogen into the cabinet, the interior of the cabinet is cooled through the liquid nitrogen, and the interior of the cabinet is cooled through low-temperature liquid nitrogen, so that the cooling effect and the cooling efficiency of the temperature in the cabinet can be effectively improved.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments, the drawings are for purposes of illustrating the preferred embodiments only and are not to be construed as limiting the invention, and like reference numerals are used to designate like parts throughout the drawings.
Fig. 1 is a first functional block diagram of a rack power environment centralized monitoring and management system according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a liquid nitrogen cooling unit provided in an embodiment of the present invention.
Fig. 3 is a second functional block diagram of a rack power environment centralized monitoring and management system according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in greater detail below with reference to the accompanying drawings, which, although they are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art, and it is to be understood that the embodiments and features of the embodiments can be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1, the embodiment provides a centralized monitoring and management system for a power environment of a cabinet, including: the centralized monitoring unit is respectively electrically connected with the liquid nitrogen cooling unit and the collector, the collector is used for collecting power environment data in a machine room, and the liquid nitrogen cooling unit is connected with the machine cabinet so as to convey liquid nitrogen to the interior of the machine cabinet and cool the interior of the machine cabinet through the liquid nitrogen.
Combine shown in fig. 2, particularly, liquid nitrogen cooling unit includes liquid nitrogen container 2, delivery pump 5 and holds case 3, it sets up to hold case 3 the inside downside of rack 1, liquid nitrogen container 2 through pipeline 6 with hold case 3 intercommunication, delivery pump 5 sets up on the pipeline 6, through delivery pump 5 will liquid nitrogen in the liquid nitrogen container 2 carry extremely hold in the case 3, hold the upper end opening of case 3, just the open end that holds case 3 is provided with exhaust fan 4, exhaust fan 4 be used for with low temperature gas in the case 3 carries to 1 upper portion of rack.
Specifically, the collector is further configured to collect real-time current Δ I of the electric equipment in the cabinet in real time, collect real-time temperature Δ T inside the cabinet, and transmit the collected real-time current Δ I of the electric equipment and the collected real-time temperature Δ T inside the cabinet to the centralized monitoring unit.
Referring to fig. 3, the centralized monitoring unit includes a processing module and a control module, and the control module is configured to control the delivery pump to deliver liquid nitrogen into the accommodating box; the processing module is used for setting the liquid nitrogen filling amount into the containing box according to the real-time temperature delta T inside the cabinet, and setting the rotating speed of the exhaust fan according to the real-time current delta I of the electric equipment after the liquid nitrogen filling amount is set.
Can find out, through setting up centralized monitoring unit, collector and liquid nitrogen cooling unit, centralized monitoring unit is connected with liquid nitrogen cooling unit and collector electricity respectively, and the collector is used for gathering the power environmental data in the computer lab, and liquid nitrogen cooling unit is connected with the rack to carry the liquid nitrogen to the rack in, cool down to the rack inside through the liquid nitrogen, cool down to the rack inside through microthermal liquid nitrogen, thereby can improve the cooling effect and the cooling efficiency of rack inside temperature effectively.
Furthermore, the collector is used for collecting the real-time current delta I of the electric equipment in the cabinet and the real-time temperature delta T in the cabinet in real time, the collected real-time current delta I of the electric equipment and the real-time temperature delta T in the cabinet are transmitted to the centralized monitoring unit, the centralized monitoring unit processing module is used for setting the liquid nitrogen filling amount into the accommodating box according to the real-time temperature delta T in the cabinet, and after the liquid nitrogen filling amount is set, the rotating speed of the exhaust fan is set according to the real-time current delta I of the electric equipment, so that the temperature in the cabinet can be intelligently controlled according to dynamic environment parameters, the accuracy in temperature control is improved, and the control efficiency is greatly improved in an intelligent control mode.
Specifically, the processing module is configured to set a preset cabinet interior temperature matrix T0 and a preset liquid nitrogen filling amount matrix L0, and set T0 (T01, T02, T03, T04) for the preset cabinet interior temperature matrix T0, where T01 is a first preset temperature, T02 is a second preset temperature, T03 is a third preset temperature, T04 is a fourth preset temperature, and T01 < T02 < T03 < T04; setting L0 (L01, L02, L03 and L04) for the preset liquid nitrogen filling quantity matrix L0, wherein L01 is a first preset liquid nitrogen filling quantity, L02 is a second preset liquid nitrogen filling quantity, L03 is a third preset liquid nitrogen filling quantity, L04 is a fourth preset liquid nitrogen filling quantity, and L01 is more than L02 and more than L03 and more than L04;
the processing module is used for setting the liquid nitrogen amount filled into the containing box according to the relation between the real-time temperature delta T inside the cabinet and each preset temperature:
when the delta T is less than T01, the amount of liquid nitrogen filled into the accommodating box is set to be 0;
when T01 is more than or equal to DeltaT and less than T02, selecting the first preset liquid nitrogen filling quantity L01 as the quantity of liquid nitrogen filled into the containing box;
when T02 is more than or equal to DeltaT and less than T03, selecting the second preset liquid nitrogen filling quantity L02 as the quantity of liquid nitrogen filled into the containing box;
when T03 is more than or equal to DeltaT and less than T04, selecting the third preset liquid nitrogen filling quantity L03 as the liquid nitrogen quantity filled into the containing box;
when T04 <. DELTA.T, the fourth preset liquid nitrogen filling amount L04 is selected as the amount of liquid nitrogen to be filled into the accommodating tank.
The processing module can set the amount of liquid nitrogen filled into the containing box according to the relation between the real-time temperature delta T inside the cabinet and each preset temperature, and the amount of the liquid nitrogen filled into the containing box is adjusted in real time according to the temperature change inside the cabinet, so that sufficient liquid nitrogen can be effectively guaranteed to cool the inside of the cabinet, the cooling efficiency is improved, meanwhile, the waste of the liquid nitrogen is reduced, and resources are saved.
Specifically, the processing module is further configured to set an electric device preset current matrix I0 and an exhaust fan preset rotation speed matrix S0, and set I0 (I01, I02, I03, I04) for the electric device preset current matrix I0, where I01 is a first preset current, I02 is a second preset current, I03 is a third preset current, I04 is a fourth preset current, and I01 < I02 < I03 < I04; for the preset exhaust fan rotating speed matrix S0, setting S0 (S01, S02, S03, S04), where S01 is a first preset rotating speed, S02 is a second preset rotating speed, S03 is a third preset rotating speed, S04 is a fourth preset rotating speed, and S01 < S02 < S03 < S04;
the processing module is used for setting the rotating speed of the exhaust fan according to the relation between the real-time current delta I of the electric equipment and each preset current after the liquid nitrogen filling amount of the containing box is set:
when the delta I is less than I01, selecting the first preset rotating speed S01 as the rotating speed of the exhaust fan;
when the delta I is more than or equal to I01 and less than I02, selecting the second preset rotating speed S02 as the rotating speed of the exhaust fan;
when delta I is more than or equal to I02 and less than I03, selecting the third preset rotating speed S03 as the rotating speed of the exhaust fan;
when the delta I is more than or equal to I03 and less than I04, the fourth preset rotating speed S04 is selected as the rotating speed of the exhaust fan.
It can be seen that, after the liquid nitrogen filling amount of the containing box is set, the rotating speed of the exhaust fan is set according to the relation between the real-time current delta I of the electric equipment and each preset current, and the rotating speed of the exhaust fan is adjusted in real time according to the power consumption of the equipment in the cabinet body, so that the rotating speed can be timely increased when the power consumption is increased, sufficient cooling gas is guaranteed to cool the interior of the cabinet body, and the temperature control efficiency is further improved.
Specifically, the processing module is further configured to set a cabinet external preset temperature matrix T1 and a liquid nitrogen filling amount correction coefficient matrix a, and set T1 (T11, T12, T13, T14) for the cabinet external preset temperature matrix T1, where T11 is a first preset cabinet external temperature, T12 is a second preset cabinet external temperature, T13 is a third preset cabinet external temperature, T14 is a fourth preset cabinet external temperature, and T11 < T12 < T13 < T14; setting a (a 1, a2, a3 and a 4) for the liquid nitrogen filling amount correction coefficient matrix a, wherein a1 is a first preset liquid nitrogen filling amount correction coefficient, a2 is a second preset liquid nitrogen filling amount correction coefficient, a3 is a third preset liquid nitrogen filling amount correction coefficient, a4 is a fourth preset liquid nitrogen filling amount correction coefficient, and 1 & lt a1 & lt a2 & lt a3 & lt a4 & lt 1.5;
the processing module is further configured to, after the ith preset liquid nitrogen filling amount L0i is selected as the amount of liquid nitrogen to be filled into the containing box, i =1, 2, 3, 4, obtain an external environment temperature Δ Tz of the cabinet from the collector in real time, and select a preset liquid nitrogen filling amount correction coefficient according to a relationship between the external environment temperature Δ Tz and the external temperatures of the preset cabinets to correct the liquid nitrogen filling amount of the containing box:
when the delta Tz is less than or equal to T11, the filling amount of the liquid nitrogen in the containing box is not corrected;
when T11 is smaller than delta Tz and smaller than or equal to T12, the first preset liquid nitrogen filling quantity correction coefficient a1 is selected to correct the liquid nitrogen filling quantity of the containing box, and the corrected liquid nitrogen filling quantity is L0i a 1;
when T12 is smaller than delta Tz and smaller than or equal to T13, the second preset liquid nitrogen filling quantity correction coefficient a2 is selected to correct the liquid nitrogen filling quantity of the containing box, and the corrected liquid nitrogen filling quantity is L0i a 2;
when T13 is smaller than delta Tz and smaller than or equal to T14, the third preset liquid nitrogen filling quantity correction coefficient a3 is selected to correct the liquid nitrogen filling quantity of the containing box, and the corrected liquid nitrogen filling quantity is L0i a 3;
when T14 <. DELTA.Tz, selecting the fourth preset liquid nitrogen filling quantity correction coefficient a4 to correct the liquid nitrogen filling quantity of the containing box, wherein the corrected liquid nitrogen filling quantity is L0i × a 4;
when the ith preset liquid nitrogen filling amount correction coefficient ai is selected to correct the liquid nitrogen filling amount of the containing box, i =1, 2, 3, 4, and the liquid nitrogen filling amount of the containing box is set to be L0i ai.
It can be seen that after the processing module selects the ith preset liquid nitrogen filling amount L0i as the liquid nitrogen amount to be filled into the containing box, the processing module acquires the external environment temperature delta Tz of the cabinet from the collector in real time, and selects a preset liquid nitrogen filling amount correction coefficient according to the relationship between the external environment temperature delta Tz and the external temperature of each preset cabinet to correct the liquid nitrogen filling amount of the containing box, and by correcting the liquid nitrogen filling amount, the accuracy of the liquid nitrogen filling amount can be ensured, and the waste of resources is reduced at the same time.
Specifically, the processing module is further configured to set a preset cabinet internal volume matrix V and an exhaust fan rotation speed correction coefficient matrix b, and set V (V1, V2, V3, V4) for the preset cabinet internal volume matrix V, where V1 is a first preset cabinet internal volume, V2 is a second preset cabinet internal volume, V3 is a third preset cabinet internal volume, V4 is a fourth preset cabinet internal volume, and V1 < V2 < V3 < V4; b (b 1, b2, b3 and b 4) is set for the exhaust fan rotating speed correction coefficient matrix b, wherein b1 is a first preset exhaust fan rotating speed correction coefficient, b2 is a second preset exhaust fan rotating speed correction coefficient, b3 is a third preset exhaust fan rotating speed correction coefficient, b4 is a fourth preset exhaust fan rotating speed correction coefficient, and 1 < b1 < b2 < b3 < b4 < 2;
the processing module is further used for selecting the ith preset rotating speed S0i as the rotating speed of the exhaust fan, i =1, 2, 3, 4, obtaining the total volume DeltaV of the inner blank area of the cabinet in real time, and selecting the rotating speed correction coefficient of the exhaust fan according to the relationship between the total volume DeltaV of the inner blank area of the cabinet and the inner volume of each preset cabinet, so as to correct the rotating speed of the exhaust fan:
when the delta V is less than or equal to V1, the rotating speed of the exhaust fan is not corrected;
when V1 is smaller than delta V and smaller than or equal to V2, the first preset exhaust fan rotating speed correction system b1 is selected to correct the rotating speed of the exhaust fan, and the corrected rotating speed of the exhaust fan is S0i × b 1;
when V2 is smaller than delta V and smaller than or equal to V3, selecting the second preset exhaust fan rotating speed correction system b2 to correct the rotating speed of the exhaust fan, wherein the corrected rotating speed of the exhaust fan is S0i × b 2;
when V3 is smaller than delta V and smaller than or equal to V4, selecting the third preset exhaust fan rotating speed correction system b3 to correct the rotating speed of the exhaust fan, wherein the corrected rotating speed of the exhaust fan is S0i × b 3;
when V4 is less than DeltaV, selecting a fourth preset exhaust fan rotating speed correction system b4 to correct the rotating speed of the exhaust fan, wherein the corrected rotating speed of the exhaust fan is S0i × b 4;
and when the rotation speed of the exhaust fan is corrected by selecting the i-th preset exhaust fan rotation speed correction system bi, i =1, 2, 3 and 4, and the corrected rotation speed of the exhaust fan is set to be S0i × bi.
It can be seen that, after the processing module selects the ith preset rotating speed S0i as the rotating speed of the exhaust fan, the total volume Δ V of the internal blank area of the cabinet is obtained in real time, and according to the relationship between the total volume Δ V of the internal blank area of the cabinet and the internal volumes of the preset cabinets, the rotating speed correction coefficient of the exhaust fan is selected to correct the rotating speed of the exhaust fan, so that the control efficiency of the exhaust fan can be effectively improved by correcting the rotating speed of the exhaust fan, and meanwhile, the exhaust fan is ensured to be capable of conveying sufficient cooling air to each position inside the cabinet body, and the heat dissipation efficiency is effectively improved.
As shown in fig. 3, the centralized monitoring and managing system for the power environment of the cabinet in the above embodiment further includes an ultrasonic thickness gauge, which is disposed at a side portion of the cabinet and electrically connected to the centralized monitoring unit, and the ultrasonic thickness gauge is configured to measure a sidewall thickness Δ W of the cabinet in real time.
Specifically, the processing module is further configured to set a preset thickness matrix W of a cabinet side wall and a liquid nitrogen filling amount compensation coefficient matrix c, and set W (W1, W2, W3, W4) for the preset thickness matrix W of the cabinet side wall, where W1 is a first preset thickness, W2 is a second preset thickness, W3 is a third preset thickness, W4 is a fourth preset thickness, and W1 < W2 < W3 < W4; setting c (c 1, c2, c3 and c 4) for the liquid nitrogen filling amount compensation coefficient matrix c, wherein c1 is a first preset liquid nitrogen filling amount compensation coefficient, c2 is a second preset liquid nitrogen filling amount compensation coefficient, c3 is a third preset liquid nitrogen filling amount compensation coefficient, c4 is a fourth preset liquid nitrogen filling amount compensation coefficient, and 1 < c1 < c2 < c3 < c4 < 1.2;
the processing module is further configured to correct the filling amount of the liquid nitrogen in the storage box, set the corrected filling amount of the liquid nitrogen to L0i × ai, and compensate the corrected filling amount of the liquid nitrogen in the storage box according to a relation between a thickness Δ W of a side wall of the cabinet and each preset thickness:
when the delta W is less than or equal to W1, the corrected liquid nitrogen filling amount of the containing box is not compensated;
when delta W is smaller than W1 and smaller than or equal to W2, the first preset liquid nitrogen filling amount compensation coefficient c1 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 1;
when delta W is smaller than W2 and smaller than or equal to W3, the second preset liquid nitrogen filling amount compensation coefficient c2 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 2;
when delta W is smaller than W3 and smaller than or equal to W4, the third preset liquid nitrogen filling amount compensation coefficient c3 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 3;
when W4 <. DELTA.W, the fourth preset liquid nitrogen filling amount compensation coefficient c4 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 4.
The ultrasonic thickness gauge is arranged to measure the side wall thickness delta W of the cabinet in real time, so that dust and water vapor are adsorbed on the side wall of the cabinet due to long-term operation of the side wall of the cabinet, the wall thickness is increased, and the heat dissipation capacity of the side wall is reduced.
Specifically, the processing module is further configured to set an exhaust fan rotation speed compensation coefficient matrix d, and set d (d 1, d2, d3, d 4), where d1 is a first preset exhaust fan rotation speed compensation coefficient, d2 is a second preset exhaust fan rotation speed compensation coefficient, d3 is a third preset exhaust fan rotation speed compensation coefficient, d4 is a fourth preset exhaust fan rotation speed compensation coefficient, and 1 < d1 < d2 < d3 < d4 < 1.2;
the processing module is further configured to correct the rotation speed of the exhaust fan by selecting the i-th preset exhaust fan rotation speed correction system bi, set the corrected rotation speed of the exhaust fan as S0i × bi, and compensate the corrected rotation speed of the exhaust fan according to a relation between the side wall thickness Δ W of the cabinet and each preset thickness:
when the delta W is less than or equal to W1, the corrected rotation speed of the exhaust fan is not compensated;
when W1 is smaller than delta W and smaller than or equal to W2, the first preset exhaust fan rotating speed compensation coefficient d1 is selected to compensate the corrected rotating speed of the exhaust fan, and the compensated rotating speed of the exhaust fan is S0i bi d 1;
when W2 is smaller than delta W and smaller than or equal to W3, selecting the second preset exhaust fan rotating speed compensation coefficient d2 to compensate the corrected rotating speed of the exhaust fan, wherein the compensated rotating speed of the exhaust fan is S0i bi d 2;
when W3 is smaller than delta W and smaller than or equal to W4, the third preset exhaust fan rotating speed compensation coefficient d3 is selected to compensate the corrected rotating speed of the exhaust fan, and the compensated rotating speed of the exhaust fan is S0i bi d 3;
and when W4 is less than delta W, selecting the fourth preset exhaust fan rotating speed compensation coefficient d4 to compensate the corrected rotating speed of the exhaust fan, wherein the compensated rotating speed of the exhaust fan is S0i bi d 4.
It can be seen that the processing module selects the ith preset exhaust fan rotating speed correction system bi to correct the rotating speed of the exhaust fan, compensates the corrected rotating speed of the exhaust fan according to the relation between the side wall thickness delta W of the cabinet and each preset thickness, and can effectively improve the heat dissipation efficiency in the cabinet body by compensating the rotating speed of the exhaust fan.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product; accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects; furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application; it will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions; these computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.
Claims (10)
1. The utility model provides a rack power environment centralized monitoring management system which characterized in that includes: the centralized monitoring unit, the collector and the liquid nitrogen cooling unit; the centralized monitoring unit is respectively electrically connected with the liquid nitrogen cooling unit and the collector, the collector is used for collecting power environment data in the machine room, the liquid nitrogen cooling unit is connected with the machine cabinet, the liquid nitrogen cooling unit conveys liquid nitrogen into the machine cabinet, and the interior of the machine cabinet is cooled through the liquid nitrogen.
2. The centralized monitoring and management system for the power environment of the machine cabinet according to claim 1, wherein the liquid nitrogen cooling unit comprises a liquid nitrogen tank, a delivery pump and a containing box, the containing box is arranged at the lower side inside the machine cabinet, the liquid nitrogen tank is communicated with the containing box through a pipeline, the delivery pump is arranged on the pipeline, the liquid nitrogen in the liquid nitrogen tank is delivered into the containing box through the delivery pump, the upper end of the containing box is open, an exhaust fan is arranged at the upper end opening of the containing box, and the exhaust fan is used for delivering low-temperature gas in the containing box to the upper part of the machine cabinet;
the centralized monitoring unit comprises a processing module and a control module, and the control module is used for controlling the delivery pump to deliver liquid nitrogen into the containing box; the processing module is used for setting the liquid nitrogen filling amount into the containing box according to the real-time temperature delta T inside the cabinet, and after the liquid nitrogen filling amount is set, the rotating speed of the exhaust fan is set according to the real-time current delta I of the electric equipment.
3. The centralized monitoring and management system for the power environment of the equipment cabinet according to claim 1, wherein the collector is further configured to collect real-time current Δ I of the electric equipment in the equipment cabinet and real-time temperature Δ T inside the equipment cabinet in real time, and transmit the collected real-time current Δ I of the electric equipment and the collected real-time temperature Δ T inside the equipment cabinet to the centralized monitoring unit.
4. The centralized monitoring and management system for the power environment of the machine cabinet as claimed in claim 2, wherein the processing module is configured to set a preset temperature matrix T0 inside the machine cabinet and a preset filling amount matrix L0 of liquid nitrogen, and set T0 (T01, T02, T03, T04) for the preset temperature matrix T0 inside the machine cabinet, wherein T01 is a first preset temperature, T02 is a second preset temperature, T03 is a third preset temperature, T04 is a fourth preset temperature, and T01 < T02 < T03 < T04; setting L0 (L01, L02, L03 and L04) for a liquid nitrogen preset filling quantity matrix L0, wherein L01 is a first preset liquid nitrogen filling quantity, L02 is a second preset liquid nitrogen filling quantity, L03 is a third preset liquid nitrogen filling quantity, L04 is a fourth preset liquid nitrogen filling quantity, and L01 is more than L02 and more than L03 and more than L04;
the processing module is used for setting the liquid nitrogen amount filled into the containing box according to the relation between the real-time temperature delta T inside the cabinet and each preset temperature:
when the delta T is less than T01, the liquid nitrogen amount filled into the containing box is set to be 0;
when T01 is more than or equal to and delta T is more than T02, selecting a first preset liquid nitrogen filling amount L01 as the amount of liquid nitrogen filled into the containing box;
when the delta T is more than or equal to T02 and less than T03, selecting a second preset liquid nitrogen filling amount L02 as the amount of liquid nitrogen filled into the containing box;
when the delta T is more than or equal to T03 and less than T04, selecting a third preset liquid nitrogen filling amount L03 as the amount of liquid nitrogen filled into the containing box;
when T04 <. DELTA.T, a preset liquid nitrogen filling amount L04 is selected as the amount of liquid nitrogen to be filled into the container.
5. The centralized monitoring and management system for the power environment of the equipment cabinets of claim 4, wherein the processing module is further configured to set a preset current matrix I0 for the electric equipment and a preset rotation speed matrix S0 for the exhaust fan, and set I0 (I01, I02, I03, I04) for the preset current matrix I0 for the electric equipment, wherein I01 is a first preset current, I02 is a second preset current, I03 is a third preset current, I04 is a fourth preset current, and I01 < I02 < I03 < I04; for the preset rotation speed matrix S0 of the exhaust fan, setting S0 (S01, S02, S03, S04), S01 being a first preset rotation speed, S02 being a second preset rotation speed, S03 being a third preset rotation speed, S04 being a fourth preset rotation speed, and S01 < S02 < S03 < S04;
the processing module is used for setting the rotating speed of the exhaust fan according to the relation between the real-time current delta I of the electric equipment and each preset current after the liquid nitrogen filling amount of the containing box is set:
when the delta I is less than I01, selecting a first preset rotating speed S01 as the rotating speed of the exhaust fan;
when delta I is more than or equal to I01 and less than I02, selecting a second preset rotating speed S02 as the rotating speed of the exhaust fan;
when delta I is more than or equal to I02 and less than I03, selecting a third preset rotating speed S03 as the rotating speed of the exhaust fan;
when the delta I is more than or equal to I03 and less than I04, the fourth preset rotating speed S04 is selected as the rotating speed of the exhaust fan.
6. The centralized monitoring and management system for the dynamic environment of the machine cabinet according to claim 5, wherein the processing module is further configured to set a preset temperature matrix T1 outside the machine cabinet and a correction coefficient matrix a for filling amount of liquid nitrogen, and to set T1 (T11, T12, T13, T14) for the preset temperature matrix T1 outside the machine cabinet, wherein T11 is a first preset machine cabinet outside temperature, T12 is a second preset machine cabinet outside temperature, T13 is a third preset machine cabinet outside temperature, T14 is a fourth preset machine cabinet outside temperature, and T11 < T12 < T13 < T14; setting a (a 1, a2, a3 and a 4) for the liquid nitrogen filling amount correction coefficient matrix a, wherein a1 is a first preset liquid nitrogen filling amount correction coefficient, a2 is a second preset liquid nitrogen filling amount correction coefficient, a3 is a third preset liquid nitrogen filling amount correction coefficient, a4 is a fourth preset liquid nitrogen filling amount correction coefficient, and 1 & lt a1 & lt a2 & lt a3 & lt a4 & lt 1.5;
the processing module is further configured to, after the ith preset liquid nitrogen filling amount L0i is selected as the liquid nitrogen amount to be filled into the containing box, i =1, 2, 3, 4, obtain the external environment temperature Δ Tz of the cabinet from the collector in real time, and select a preset liquid nitrogen filling amount correction coefficient according to the relationship between the external environment temperature Δ Tz and the external temperatures of the preset cabinets to correct the liquid nitrogen filling amount of the containing box:
when the delta Tz is less than or equal to T11, the filling amount of the liquid nitrogen in the containing box is not corrected;
when T11 is less than delta Tz and less than or equal to T12, a first preset liquid nitrogen filling amount correction coefficient a1 is selected to correct the liquid nitrogen filling amount of the containing box, and the corrected liquid nitrogen filling amount is L0i a 1;
when T12 is less than delta Tz and less than or equal to T13, a second preset liquid nitrogen filling quantity correction coefficient a2 is selected to correct the liquid nitrogen filling quantity of the containing box, and the corrected liquid nitrogen filling quantity is L0i a 2;
when T13 is less than delta Tz and less than or equal to T14, a third preset liquid nitrogen filling amount correction coefficient a3 is selected to correct the liquid nitrogen filling amount of the containing box, and the corrected liquid nitrogen filling amount is L0i a 3;
when T14 is less than delta Tz, a fourth preset liquid nitrogen filling quantity correction coefficient a4 is selected to correct the liquid nitrogen filling quantity of the containing box, and the corrected liquid nitrogen filling quantity is L0i a 4;
when the ith preset liquid nitrogen filling amount correction coefficient ai is selected to correct the liquid nitrogen filling amount of the containing box, i =1, 2, 3 and 4, and the liquid nitrogen filling amount of the containing box is set to be L0i ai.
7. The centralized monitoring and management system for power environment of machine cabinet according to claim 6, wherein the processing module is further configured to set a preset volume matrix V inside the machine cabinet and a correction coefficient matrix b of the rotation speed of the exhaust fan, and set V (V1, V2, V3, V4) for the preset volume matrix V inside the machine cabinet, wherein V1 is the first preset machine cabinet internal volume, V2 is the second preset machine cabinet internal volume, V3 is the third preset machine cabinet internal volume, V4 is the fourth preset machine cabinet internal volume, and V1 < V2 < V3 < V4; b (b 1, b2, b3 and b 4) is set for the exhaust fan rotating speed correction coefficient matrix b, wherein b1 is a first preset exhaust fan rotating speed correction coefficient, b2 is a second preset exhaust fan rotating speed correction coefficient, b3 is a third preset exhaust fan rotating speed correction coefficient, b4 is a fourth preset exhaust fan rotating speed correction coefficient, and 1 < b1 < b2 < b3 < b4 < 2;
the processing module is further used for obtaining the total volume delta V of the inner blank area of the cabinet in real time after the ith preset rotating speed S0i is selected as the rotating speed of the exhaust fan, i =1, 2, 3 and 4, and selecting the rotating speed correction coefficient of the exhaust fan according to the relationship between the total volume delta V of the inner blank area of the cabinet and the inner volume of each preset cabinet so as to correct the rotating speed of the exhaust fan:
when the delta V is less than or equal to V1, the rotating speed of the exhaust fan is not corrected;
when V1 is smaller than delta V and smaller than or equal to V2, a first preset exhaust fan rotating speed correction system b1 is selected to correct the rotating speed of the exhaust fan, and the corrected rotating speed of the exhaust fan is S0i × b 1;
when V2 is smaller than delta V and smaller than or equal to V3, selecting a second preset exhaust fan rotating speed correction system b2 to correct the rotating speed of the exhaust fan, wherein the corrected rotating speed of the exhaust fan is S0i × b 2;
when V3 is smaller than delta V and smaller than or equal to V4, selecting a third preset exhaust fan rotating speed correction system b3 to correct the rotating speed of the exhaust fan, wherein the corrected rotating speed of the exhaust fan is S0i × b 3;
when V4 is less than delta V, selecting a fourth preset exhaust fan rotating speed correction system b4 to correct the rotating speed of the exhaust fan, wherein the corrected rotating speed of the exhaust fan is S0i × b 4;
when the rotation speed of the exhaust fan is corrected by selecting the i-th preset exhaust fan rotation speed correction system bi, i =1, 2, 3, 4, and the corrected rotation speed of the exhaust fan is set to S0i × bi.
8. The centralized monitoring and management system for the power environment of the equipment cabinets of claim 7, further comprising: the ultrasonic thickness gauge is arranged on the side portion of the cabinet and electrically connected with the centralized monitoring unit, and the ultrasonic thickness gauge is used for measuring the side wall thickness delta W of the cabinet in real time.
9. The centralized monitoring and management system for the dynamic environment of the machine cabinet according to claim 8, wherein the processing module is further configured to set a preset thickness matrix W of the side wall of the machine cabinet and a compensation coefficient matrix c of the filling amount of liquid nitrogen, and set W (W1, W2, W3, W4) for the preset thickness matrix W of the side wall of the machine cabinet, wherein W1 is a first preset thickness, W2 is a second preset thickness, W3 is a third preset thickness, W4 is a fourth preset thickness, and W1 < W2 < W3 < W4; setting c (c 1, c2, c3 and c 4) for a liquid nitrogen filling amount compensation coefficient matrix c, wherein c1 is a first preset liquid nitrogen filling amount compensation coefficient, c2 is a second preset liquid nitrogen filling amount compensation coefficient, c3 is a third preset liquid nitrogen filling amount compensation coefficient, c4 is a fourth preset liquid nitrogen filling amount compensation coefficient, and 1 < c1 < c2 < c3 < c4 < 1.2;
and the processing module is further used for compensating the corrected filling amount of the liquid nitrogen of the containing box according to the relation between the thickness delta W of the side wall of the cabinet and each preset thickness after correcting the filling amount of the liquid nitrogen of the containing box and setting the corrected filling amount of the liquid nitrogen to be L0i × ai:
when the delta W is less than or equal to W1, the corrected liquid nitrogen filling amount of the containing box is not compensated;
when delta W is smaller than W1 and smaller than or equal to W2, a first preset liquid nitrogen filling amount compensation coefficient c1 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 1;
when delta W is smaller than W2 and smaller than or equal to W3, a second preset liquid nitrogen filling amount compensation coefficient c2 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 2;
when delta W is smaller than W3 and smaller than or equal to W4, a third preset liquid nitrogen filling amount compensation coefficient c3 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 3;
when W4 <. DELTA.W, a fourth preset liquid nitrogen filling amount compensation coefficient c4 is selected to compensate the corrected liquid nitrogen filling amount of the containing box, and the compensated liquid nitrogen filling amount of the containing box is L0i ai c 4.
10. The centralized monitoring and management system for power environment of machine cabinets of claim 9, wherein said processing module is further configured to set a fan speed compensation coefficient matrix d, set d (d 1, d2, d3, d 4), wherein d1 is a first preset fan speed compensation coefficient, d2 is a second preset fan speed compensation coefficient, d3 is a third preset fan speed compensation coefficient, d4 is a fourth preset fan speed compensation coefficient, 1 < d1 < d2 < d3 < d4 < 1.2;
the processing module is further configured to correct the rotation speed of the exhaust fan by selecting the i-th preset exhaust fan rotation speed correction system bi, set the corrected rotation speed of the exhaust fan as S0i × bi, and compensate the corrected rotation speed of the exhaust fan according to a relation between the side wall thickness Δ W of the cabinet and each preset thickness:
when the delta W is less than or equal to W1, the corrected rotation speed of the exhaust fan is not compensated;
when the W1 is smaller than delta W and smaller than or equal to W2, a first preset exhaust fan rotating speed compensation coefficient d1 is selected to compensate the rotating speed of the corrected exhaust fan, and the rotating speed of the compensated exhaust fan is S0i bi d 1;
when the W2 is smaller than delta W and smaller than or equal to W3, a second preset exhaust fan rotating speed compensation coefficient d2 is selected to compensate the rotating speed of the corrected exhaust fan, and the rotating speed of the compensated exhaust fan is S0i bi d 2;
when the W3 is smaller than delta W and smaller than or equal to W4, a third preset exhaust fan rotating speed compensation coefficient d3 is selected to compensate the rotating speed of the corrected exhaust fan, and the rotating speed of the compensated exhaust fan is S0i bi d 3;
and when W4 is less than delta W, selecting a fourth preset exhaust fan rotating speed compensation coefficient d4 to compensate the corrected exhaust fan rotating speed, wherein the compensated exhaust fan rotating speed is S0i bi d 4.
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| CN110913654A (en) * | 2019-11-08 | 2020-03-24 | 苏州浪潮智能科技有限公司 | Cabinet type server heat dissipation cooling system |
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| US6319114B1 (en) * | 1999-11-11 | 2001-11-20 | Degree Controls, Inc. | Thermal management system |
| CN106769417A (en) * | 2017-01-19 | 2017-05-31 | 西南交通大学 | A kind of temperature range low temperature environment chamber wide |
| CN206894519U (en) * | 2017-07-01 | 2018-01-16 | 兰州交通大学 | Flexible DC power transmission current transformer for wind-power electricity generation |
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