CN116594445B - Intelligent monitoring and temperature control system for rectifier cabinet unit - Google Patents
Intelligent monitoring and temperature control system for rectifier cabinet unit Download PDFInfo
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 37
- 230000000694 effects Effects 0.000 claims description 172
- 238000011156 evaluation Methods 0.000 claims description 88
- 238000001816 cooling Methods 0.000 claims description 48
- 230000000875 corresponding effect Effects 0.000 claims description 41
- 230000009471 action Effects 0.000 claims description 27
- 230000002277 temperature effect Effects 0.000 claims description 24
- 238000012216 screening Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000007405 data analysis Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 108091027981 Response element Proteins 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 claims description 4
- 230000004931 aggregating effect Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000016507 interphase Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000000819 phase cycle Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
Abstract
The invention discloses an intelligent monitoring and temperature control system of a rectifier cabinet unit, which relates to the technical field of rectifier cabinet temperature control.
Description
Technical Field
The invention relates to the technical field of temperature control of rectifier cabinets, in particular to an intelligent monitoring and temperature control system of a rectifier cabinet unit.
Background
The rectifier cabinet is a power device for converting alternating current into direct current. The rectifier cabinet adopts an in-phase inverse parallel three-phase bridge rectifier circuit structure. The basic principle is as follows: the two identical three-phase bridge rectifier are connected, and are only arranged together according to the phase sequence, 180 degrees phase difference and positive and negative direct current rows from the structure, so that the two groups of opposite polarity leads from the secondary winding to the rectifier arm are arranged as close as possible, the passing currents are equal in size and opposite in direction at any moment, the mechanism that alternating magnetic fluxes generated by the two groups of opposite polarity leads are mutually offset outside the two opposite parallel conductors is realized, the reactance of each part of the circuit is greatly reduced, the symmetry of interphase impedance is increased, and the special problems that the local overheating of a shell, the increase of reactance voltage drop, the drop of parallel elements, the increase of loss and the like are basically solved, and the efficiency and the power factor of a unit are improved;
because a large number of electrical components are arranged in the rectifying cabinet, heat generated in the operation process causes the temperature in the rectifying cabinet to rise, so that the working efficiency of each component is affected, the service life of each component is shortened, and the effect and heat performance of the rectifying cabinet are particularly important;
at present, a cooling device of the rectifying cabinet usually adopts a water-cooled or air-cooled structure, and a pure water cooler is adopted for cooling components; the temperature in the rectifying cabinet is monitored and cooled in two modes, one mode is based on an element in the rectifying cabinet, a fluorescent optical fiber temperature measuring device is adopted, each rectifying cabinet is provided with an independent fluorescent optical fiber temperature measuring device, the optical fiber temperature measuring device consists of an integrated terminal box, a 10-inch liquid crystal display assembly is embedded, the inside of the optical fiber temperature measuring device consists of 12 sets of 6 paths of optical fiber transmitters, each set of transmitters monitors a diode group, the temperature of each element in the rectifying cabinet is transmitted in real time, when the temperature of one element is monitored to reach a preset value, the rectifying cabinet starts a cooling circulation device, the temperature of each element in the rectifying cabinet is cooled, the element reaching the preset value can be cooled, and the influence of the element on other elements is reduced in a circulating cooling mode, however, more elements do not need to reduce the temperature in practice, and unreasonable utilization of cooling resources can be caused in the mode;
the other mode is based on continuous monitoring of the integral temperature in the rectifying cabinet, when the temperature in the rectifying cabinet reaches a preset value, a cooling circulation device is started to cool down and reduce the integral temperature in the rectifying cabinet, and the integral temperature in the rectifying cabinet is possibly not affected strongly due to the fact that the temperature of one element is increased, so that the working efficiency of the element and elements nearby the element is reduced;
in order to solve the above problems, the present invention proposes a solution.
Disclosure of Invention
The invention aims to provide an intelligent monitoring and temperature control system of a rectifier cabinet unit, which aims to solve the problems that when the temperature of a certain element is monitored to reach a preset value in the prior art, the cooling circulation device is started to cause unreasonable utilization of cooling resources, when the whole temperature in the rectifier cabinet is cooled down, the whole temperature in the rectifier cabinet is possibly not affected strongly due to the fact that the temperature of the certain element is increased, and the working efficiency of the element and the nearby elements is reduced;
the aim of the invention can be achieved by the following technical scheme:
an intelligent monitoring and temperature control system for a rectifier cabinet unit, comprising:
the monitoring terminal comprises a plurality of monitoring modules, one monitoring module is used for correspondingly monitoring a rectifier cabinet in the rectifier cabinet, and the monitoring modules are used for monitoring the temperature of each element in the rectifier cabinet and generating element temperature data of the rectifier cabinet according to the temperature;
the data analysis module is used for periodically analyzing the element temperature data of the rectifier cabinet in the rectification room, and the specific analysis steps are as follows:
s31: firstly, selecting one rectifying cabinet in a rectifying room as a rectifying cabinet to be balanced, acquiring all elements in the rectifying cabinet to be balanced, and marking all elements in the rectifying cabinet to be balanced as A 1 、A 2 、...、A a ，a≥1；
S32: taking one corner in the rectifying cabinet to be balanced as an origin of coordinates, and establishing an x-y-z three-dimensional space coordinate system;
s33: dividing the balance segments, dividing one balance period into B balance segments with equal time length, and marking the B balance segments of one balance period as B 1 、B 2 、...、B b ，b≥1；
One of the complete balancing cycles is the previous P working from the circulating pure water cooling device assembled in the rectifying cabinet to be balanced 1 Starting the time until the stop of the circulating pure water cooling device is finished, wherein the P 1 The preset time is set;
s34: screening and obtaining a balance section E to be cooled according to a first screening rule 1 、E 2 、...、E d ,1≤d<b；
S35: screening and obtaining all elements A in the rectifying cabinet to be balanced according to a second screening rule 1 、A 2 、...、A a All base elements H in the balancing period 1 、H 2 、...、H e E is more than or equal to 1 and less than or equal to a, and the base point temperature I corresponding to the base point element 1 、I 2 、...、I e Extension value f 1 、f 2 、...、f e The specific rules are as follows:
s351: obtaining element A in rectifying cabinet to be balanced 1 In the balance section E to be cooled 1 、E 2 Mean value of internal temperature F 1 、F 2 ；
Using formula G 1 =F 2 -F 1 Calculation acquisition element A 1 In the balance section E to be cooled 1 、E 2 Mean value of internal temperature F 1 、F 2 Is the difference G of (2) 1 Recalibrating it as element A 1 In the balance section E to be cooled 1 Is a crossing point judgment value of (2);
s352: according to S351, the acquisition elements A are calculated sequentially 1 In the balance section E to be cooled 1 、E 2 、...、E d-1 Is a crossing point determination value G of (2) 1 、G 2 、...、G d-1 The G is 2 、G 3 、...、G d-1 Respectively element A 1 In the balance section E to be cooled 2 And E is 3 、...、E d-1 And E is d Is a difference in (2);
s353: will G 1 And P 3 Size comparison is performed, P 3 Determining a difference value for a preset base point element:
if G 1 >P 3 Element A is then 1 Marked as base element, re-marked as H 1 Balance section E to be cooled 1 Is recalibrated to the base element H 1 According to the base point temperature of the balance section E to be cooled 1 Is to obtain the subscript of the base element H 1 The spread value f of (2) 1 At this time f 1 =1；
If G 1 ≤P 3 According to the crossing point judgment value G 1 、G 2 、...、G d-1 In order of (a) the cross point determination value G 1 、G 2 、...、G d-1 And P 3 Comparing the sizes, if a certain crossing point occurs, the judgment value is larger than P 3 Element A is then 1 Marked as base element, re-marked as H 1 Will be greater than P 3 The average temperature value of the balancing section to be cooled corresponding to the above-mentioned point judgment value is re-calibrated as the base point element H 1 Base point temperature I of (2) 1 The balancing section to be cooled corresponding to the beyond point judgment value is corresponding to the balancing section E to be cooled 1 、E 2 、...、E d The subscript of (2) to obtain the base element H 1 The spread value f of (2) 1 ；
If the point crossing determination value G 1 、G 2 、...、G d-1 And P 3 The size comparison is completed and no more than P appears 3 The judgment value of the crossing point of the (c) is not processed;
s354: all elements A in the rectifying cabinet to be balanced are obtained according to the calculation of S351 to S353 1 、A 2 、...、A a All base elements H in the balancing period 1 、H 2 、...、H e E is more than or equal to 1 and less than or equal to a; base point temperature I corresponding to base point element 1 、I 2 、...、I e Extension value f 1 、f 2 、...、f e ；
S36: obtaining all elements A in rectifying cabinet to be balanced 1 、A 2 、...、A a Except for the base element H during the balancing period 1 、H 2 、...、H e All elements except, re-calibrated as base point effect elements, re-labeled J 1 、J 2 、...、J g ，1≤g≤a-e；
S37: screening and obtaining the base point response element J according to a third screening rule 1 、J 2 、...、J g Base point action list K of (2) 1 、K 2 、...、K g ；
S38: generating a base point effect element J in a rectifying cabinet to be balanced in a current balance period according to a certain generation rule 1 、J 2 、...、J g Is a table of effect ratings;
s39: calculating and obtaining effect evaluation tables of all base point effect elements in the rectifying cabinet to be balanced in m balance periods according to S33 to S38, wherein the m balance periods are m balance periods from the current balance period back to the past;
if a plurality of effect evaluation tables of the base point effect element exist, the plurality of effect evaluation tables of the base point effect element are aggregated to generate a new effect evaluation table;
the central control module is used for controlling the temperature of the rectifying cabinet in the rectifying room and giving an alarm to a manager in the rectifying room, and comprises a temperature control unit, wherein the temperature control unit is stored with effect evaluation tables of all elements in the rectifying room, and the effect evaluation tables comprise base point element fields and effect evaluation level fields;
the base point element field stores all base point elements in a base point action list of the base point effect element, the effect evaluation level field stores effect evaluation levels corresponding to the base point element, and the effect evaluation levels are divided into 3 levels, namely, the level 1 is highest, and the level 3 is lowest.
Further, the specific steps of aggregating the multiple effect evaluation tables of the base point effect element to generate a new effect evaluation table are as follows:
s41: creating a new effect evaluation table, and adding 1-level weight, 2-level weight and 3-level weight fields;
s42: integrating the data in the multiple effect evaluation tables of the base point effect element into a new effect evaluation table, if multiple effect evaluation levels corresponding to the base point element in the effect evaluation table appear, filling the highest effect evaluation level field of the effect evaluation level corresponding to the base point element, filling the quantity of the effect evaluation level of 1 into the 1-level weight field, filling the quantity of the effect level of 2 into the 2-level weight field, and filling the quantity of the effect level of 3 into the 3-level weight field.
Furthermore, each rectifying cabinet in the rectifying chamber is internally provided with a circulating pure water cooling device, and a cooling bus flow of the circulating pure water cooling device passes through each element in the rectifying cabinet.
Further, the temperature control unit judges whether the current circulating cooling device in the rectifier cabinet is started according to a certain judging rule, and the specific judging rule is as follows:
s11: obtaining all elements in the rectifying cabinet at the current momentThe temperature is marked as O 1 、O 2 、...、O o ,o≥1；
S12: acquiring the temperature as O according to a certain judgment and calculation rule 1 The effect influence value of the element is as follows:
s121: if O 1 >P 5 Inquiring whether the temperature is O in the temperature control unit 1 The effect evaluation table of the components of (a), the P 5 For a preset comparison threshold:
if so, acquiring a base point element with an effect evaluation level of 1 in the effect evaluation table of the element, and marking the base point element as Q 1 、Q 2 、...、Q q ，1≤q≤o；
Acquiring r intermittent period base point elements Q 1 、Q 2 、...、Q q Average value R of temperature effect values of (2) 1 、R 2 、...、R q The intermittent period is r intermittent periods from the current period to the past;
using the formulaCalculating the acquisition temperature to be O 1 Effect influence value T of element 1 ；
If not, the temperature is set to O 1 The effect influence value of the element is assigned U 1 The U is 1 Is a preset value;
s122: otherwise, the temperature is O 1 The effect influence value of the element is assigned U 2 The U is 2 Is a preset value;
s13: calculating and obtaining the effect influence value corresponding to the element in the rectifying cabinet at the current moment according to S11 to S12, and re-marking the effect influence value as W 1 、W 2 、...、W o ；
S14: using the formulaCalculating and obtaining a cooling start-stop value X of an element in the rectifying cabinet at the current moment;
s141: if X is greater than or equal to P 6 The temperature control unit starts the circulating pure water cooling device to flow into the rectifying cabinetThe element is cooled and begins to time, and in Y 1 Calculating the cooling start-stop value of the element in the rectifying cabinet after the time, wherein Y is 1 Delay measuring and calculating time is preset:
if the circulating cooling device is judged to be started, the temperature control unit generates an alarm instruction, and if the circulating cooling device is judged not to be started, no treatment is carried out;
s142: otherwise, do not do any processing, said P 6 A cooling-on threshold is preset.
Furthermore, the central control module further comprises an alarm unit, and the alarm unit alarms the management personnel in the rectification room in a sound and short message mode.
Further, S34, screening to obtain the balancing section E to be cooled 1 、E 2 、...、E d The first screening rule of (2) is specifically as follows:
s341: obtaining element A in rectifying cabinet to be balanced 1 、A 2 、...、A a In balance section B 1 The maximum value of the temperature average value in the temperature sensor is re-calibrated to be the temperature effect value and is marked as C 1 The element being in balance B 1 The average temperature in this refers to the element in the equilibrium section B 1 An average temperature within;
s342: according to S341, element A in the rectifier cabinet to be balanced is obtained 1 、A 2 、...、A a In balance section B 1 、B 2 、...、B b Temperature effect value C in 1 、C 2 、...、C b ；
S343: sequentially adding the temperature effect value C 1 、C 2 、...、C b And P 2 Comparing the magnitudes to obtain a temperature effect value C 1 、C 2 、...、C b All greater than P 2 Is re-labeled as D 1 、D 2 、...、D c C is more than or equal to 1 and less than or equal to b, and P is 2 Comparing the effects to a preset effect;
s344: according to the temperature effect value D max Corresponding balance section is in balance section B 1 、B 2 、...、B b Acquiring a temperature effect value D max All balancing sections before the balancing section, including the corresponding balancing section, are recalibrated as balancing sections to be cooled, marked as E 1 、E 2 、...、E d ,1≤d<b。
Further, the S37 is to screen and obtain the base point response element J 1 、J 2 、...、J g Base point action list K of (2) 1 、K 2 、...、K g The third screening rule of (2) is as follows:
s371: creating a base action list K 1 Initial K 1 =[]；
Acquisition of base element H 1 And a base point effect element J 1 Corresponding to the spatial coordinates in the x-y-z three-dimensional spatial coordinate system, labeled (Hx) 1 ,Hy 1 ,Hz 1 ) Sum (Jx) 1 ,Jy 1 ,Jz 1 )；
S372: using the formulaCalculation and acquisition base element H 1 And a base point effect element J 1 Is a spatial distance L of (2) 1 ；
S373: if L 1 <P 4 Then the base element H 1 Adding K 1 In this case K 1 =[H 1 ]The P is 4 If the spatial distance threshold is preset, otherwise, no processing is performed;
s374: sequentially calculating the base point element H according to S371 to S373 1 、H 2 、...、H e And a base point effect element J 1 Is a spatial distance L of (2) 1 、L 2 、...、L e And sequentially sum it with P 4 Judging to obtain a final base point action list K 1 ；
S375: the base point effect element J is obtained by calculation according to S371 to S374 1 、J 2 、...、J g Base point action list K of (2) 1 、K 2 、...、K g 。
The invention has the beneficial effects that:
(1) According to the invention, the temperature of each element in each rectifying cabinet in the rectifying chamber is monitored in real time by arranging the monitoring terminal, the data analysis module analyzes the temperature change of each element in a period of time before the circulating pure water cooling device in the rectifying chamber is started, an effect evaluation table of the element is generated based on the space distance of the element in the rectifying cabinet, the temperature control unit calculates the cooling start-stop value of the rectifying cabinet at the current moment based on the temperature of the element at the current moment and the corresponding effect evaluation table of the element, and judges whether to start the circulating pure water cooling device or not, so that the phenomenon that the cooling resources are unreasonably utilized due to the fact that the circulating pure water cooling device is started up to a preset temperature element is avoided, and the risk that the working efficiency of other elements is influenced due to the fact that the element temperature is not cooled in time is reduced;
(2) According to the invention, the temperature control unit is arranged to judge the temperature in the rectifying cabinet in the cooling process, the alarm instruction is generated based on the judging result, and the alarm unit alarms the rectifying indoor manager, so that the safety of the rectifying cabinet in the rectifying room is ensured.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a system block diagram of the present invention;
FIG. 2 is an analysis flow chart of the data analysis module of the present invention;
fig. 3 is a flow chart of the operation of the central control module of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, an intelligent monitoring and temperature control system of a rectifier cabinet unit comprises a monitoring terminal, a central control module and a data analysis module;
the monitoring terminal comprises a plurality of monitoring modules, one monitoring module is used for correspondingly monitoring the temperature of each element in the rectifying cabinet, the monitoring modules comprise a plurality of monitoring units, and one monitoring unit is used for correspondingly monitoring the temperature of one element in the rectifying cabinet and generating temperature monitoring data of the element according to the temperature;
a circulating pure water cooling device is assembled in one rectifying cabinet, and in the embodiment, a cooling bus flow of the circulating pure water cooling device passes through each element in the rectifying cabinet;
the monitoring module generates element temperature data of the rectifying cabinet at the current moment according to the temperature monitoring data of all elements in the rectifying cabinet at the current moment and transmits the element temperature data to the central control module;
the central control module comprises a temperature control unit and an alarm unit, and is used for controlling the temperature of the rectifying cabinet in the rectifying room and giving an alarm to a manager in the rectifying room, and the central control module receives the element temperature data of the rectifying cabinet at the current moment and then transmits the element temperature data to the temperature control unit;
after receiving the element temperature in the rectifying cabinet at the current moment transmitted by the central control module, the temperature control unit judges whether the rectifying cabinet needs to be started with a cooling device at the current moment according to a certain judgment rule, and the method comprises the following steps of:
s11: acquiring the temperature marks of all elements in the rectifying cabinet at the current moment as O 1 、O 2 、...、O o ,o≥1；
S12: acquiring the temperature as O according to a certain judgment and calculation rule 1 The effect influence value of the element is as follows:
s12: acquiring the temperature as O according to a certain judgment and calculation rule 1 The effect influence value of the element is as follows:
s121: if O 1 >P 5 Inquiring whether the temperature is O in the temperature control unit 1 The effect evaluation table of the components of (a), the P 5 For a preset comparison threshold:
if present, the element is acquiredBase element of the effect rating scale 1 in the effect rating table, denoted as Q 1 、Q 2 、...、Q q ，1≤q≤o；
Acquiring r intermittent period base point elements Q 1 、Q 2 、...、Q q Average value R of temperature effect values of (2) 1 、R 2 、...、R q The intermittent period is r intermittent periods from the current period to the past;
using the formulaCalculating the acquisition temperature to be O 1 Effect influence value T of element 1 ；
If not, the temperature is set to O 1 The effect influence value of the element is assigned U 1 The U is 1 Is a preset value;
s122: otherwise, the temperature is O 1 The effect influence value of the element is assigned U 2 The U is 2 Is a preset value;
s13: calculating and obtaining the effect influence value corresponding to the element in the rectifying cabinet at the current moment according to S11 to S12, and re-marking the effect influence value as W 1 、W 2 、...、W o ；
S14: using the formulaCalculating and obtaining a cooling start-stop value X of an element in the rectifying cabinet at the current moment;
s141: if X is greater than or equal to P 6 The temperature control unit starts the circulating pure water cooling device to cool and start timing the elements in the rectifying cabinet, and the temperature control unit is arranged in the Y direction 1 Calculating the cooling start-stop value of the element in the rectifying cabinet after the time, wherein Y is 1 Delay measuring and calculating time is preset:
if the circulating cooling device is judged to be started, the temperature control unit generates an alarm instruction and transmits the alarm instruction to the alarm unit, and the alarm unit alarms in a voice and short message mode for the indoor management personnel after receiving the alarm instruction transmitted by the temperature control unit;
if the circulating cooling device is judged not to be started, no treatment is carried out;
s142: otherwise, do not do any processing, said P 6 A cooling start threshold is preset;
the data analysis module is used for periodically analyzing the monitoring data of all the elements of each rectifier cabinet in the rectifier room, and the specific analysis steps are as follows:
s31: firstly, selecting one rectifying cabinet in a rectifying room as a rectifying cabinet to be balanced, acquiring all elements in the rectifying cabinet to be balanced, and marking all elements in the rectifying cabinet to be balanced as A 1 、A 2 、...、A a ，a≥1；
S32: taking one corner in the rectifying cabinet to be balanced as an origin of coordinates, and establishing an x-y-z three-dimensional space coordinate system;
s33: dividing the balance segments, dividing one balance period into B balance segments with equal time length, and marking the B balance segments of one balance period as B 1 、B 2 、...、B b ，b≥1；
One of the complete balancing cycles is the previous P working from the circulating pure water cooling device assembled in the rectifying cabinet to be balanced 1 Starting the time until the stop of the circulating pure water cooling device is finished, wherein the P 1 The preset time is set;
s34: screening and obtaining a balance section E to be cooled according to a first screening rule 1 、E 2 、...、E d ,1≤d<b；
S341: obtaining element A in rectifying cabinet to be balanced 1 、A 2 、...、A a In balance section B 1 The maximum value of the temperature average value in the temperature sensor is re-calibrated to be the temperature effect value and is marked as C 1 The element being in balance B 1 The average temperature in this refers to the element in the equilibrium section B 1 An average temperature within;
s342: according to S341, element A in the rectifier cabinet to be balanced is obtained 1 、A 2 、...、A a In balance section B 1 、B 2 、...、B b Temperature effect value C in 1 、C 2 、...、C b ；
S343: sequentially adding the temperature effect value C 1 、C 2 、...、C b And P 2 Comparing the magnitudes to obtain a temperature effect value C 1 、C 2 、...、C b All greater than P 2 Is re-labeled as D 1 、D 2 、...、D c C is more than or equal to 1 and less than or equal to b, and P is 2 Comparing the effects to a preset effect;
s344: according to the temperature effect value D max Corresponding balance section is in balance section B 1 、B 2 、...、B b Acquiring a temperature effect value D max All balancing sections before the balancing section, including the corresponding balancing section, are recalibrated as balancing sections to be cooled, marked as E 1 、E 2 、...、E d ,1≤d<b; for example, if the temperature effect value D max The corresponding balance section is balance section B 5 According to balance segment B 5 In balance section B 1 、B 2 、...、B b The balancing section to be cooled comprises a balancing section B 1 、B 2 、B 3 、B 4 And B 5 ；
The temperature effect value D max Is the temperature effect value D 1 、D 2 、...、D c Maximum value of (2);
s35: screening and obtaining all elements A in the rectifying cabinet to be balanced according to a second screening rule 1 、A 2 、...、A a All base elements H in the balancing period 1 、H 2 、...、H e E is more than or equal to 1 and less than or equal to a, and the base point temperature I corresponding to the base point element 1 、I 2 、...、I e Extension value f 1 、f 2 、...、f e The specific rules are as follows:
s351: obtaining element A in rectifying cabinet to be balanced 1 In the balance section E to be cooled 1 、E 2 Mean value of internal temperature F 1 、F 2 ；
Using formula G 1 =F 2 -F 1 Calculation acquisition element A 1 In the balance section E to be cooled 1 、E 2 Mean value of internal temperature F 1 、F 2 Is the difference G of (2) 1 Recalibrating it as element A 1 In the balance section E to be cooled 1 Is a crossing point judgment value of (2);
s352: according to S351, the acquisition elements A are calculated sequentially 1 In the balance section E to be cooled 1 、E 2 、...、E d-1 Is a crossing point determination value G of (2) 1 、G 2 、...、G d-1 The G is 2 、G 3 、...、G d-1 Respectively element A 1 In the balance section E to be cooled 2 And E is 3 、...、E d-1 And E is d Is a difference in (2);
s353: will G 1 And P 3 Size comparison is performed, P 3 Determining a difference value for a preset base point element:
if G 1 >P 3 Element A is then 1 Marked as base element, re-marked as H 1 Balance section E to be cooled 1 Is recalibrated to the base element H 1 According to the base point temperature of the balance section E to be cooled 1 Is to obtain the subscript of the base element H 1 The spread value f of (2) 1 At this time f 1 =1；
If G 1 ≤P 3 According to the crossing point judgment value G 1 、G 2 、...、G d-1 In order of (a) the cross point determination value G 1 、G 2 、...、G d-1 And P 3 Comparing the sizes, if a certain crossing point occurs, the judgment value is larger than P 3 Element A is then 1 Marked as base element, re-marked as H 1 Will be greater than P 3 The average value of the temperatures of the balancing sections to be cooled corresponding to the above-mentioned point-crossing determination value is re-calibrated to the base point temperature I of the base point element H1 1 The balancing section to be cooled corresponding to the beyond point judgment value is corresponding to the balancing section E to be cooled 1 、E 2 、...、E d The subscript of (2) to obtain the base element H 1 The spread value f of (2) 1 ；
If the point crossing determination value G 1 、G 2 、...、G d-1 And P 3 Proceeding withSize comparison is complete, no more than P occurs 3 The judgment value of the crossing point of the (c) is not processed;
s354: all elements A in the rectifying cabinet to be balanced are obtained according to the calculation of S351 to S353 1 、A 2 、...、A a All base elements H in the balancing period 1 、H 2 、...、H e E is more than or equal to 1 and less than or equal to a; base point temperature I corresponding to base point element 1 、I 2 、...、I e Extension value f 1 、f 2 、...、f e ；
S36: obtaining all elements A in rectifying cabinet to be balanced 1 、A 2 、...、A a Except for the base element H during the balancing period 1 、H 2 、...、H e All elements except, re-calibrated as base point effect elements, re-labeled J 1 、J 2 、...、J g ，1≤g≤a-e；
S37: screening and obtaining the base point response element J according to a third screening rule 1 、J 2 、...、J g Base point action list K of (2) 1 、K 2 、...、K g The method is characterized by comprising the following steps:
s371: creating a base action list K 1 Initial K 1 =[]；
Acquisition of base element H 1 And a base point effect element J 1 Corresponding to the spatial coordinates in the x-y-z three-dimensional spatial coordinate system, labeled (Hx) 1 ,Hy 1 ,Hz 1 ) Sum (Jx) 1 ,Jy 1 ,Jz 1 )；
S372: using the formulaCalculation and acquisition base element H 1 And a base point effect element J 1 Is a spatial distance L of (2) 1 ；
S373: if L 1 <P 4 Then the base element H 1 Adding K 1 In this case K 1 =[H 1 ]The P is 4 If the spatial distance threshold is preset, otherwise, no processing is performed;
s374: sequentially calculating the base point element H according to S371 to S373 1 、H 2 、...、H e And a base point effect element J 1 Is a spatial distance L of (2) 1 、L 2 、...、L e And sequentially sum it with P 4 Judging to obtain a final base point action list K 1 ；
S375: the base point effect element J is obtained by calculation according to S371 to S374 1 、J 2 、...、J g Base point action list K of (2) 1 、K 2 、...、K g ；
S38: generating a base point effect element J in a rectifying cabinet to be balanced in a current balance period according to a certain generation rule 1 、J 2 、...、J g The specific generation rule is as follows:
s381: acquiring base point effect element J 1 Base point action list K of (2) 1 Within all base elements, re-labeled M 1 、M 2 、...、M h ,1≤h≤e；
S382: acquisition of base element M 1 Base point temperature m of (2) 1 And an extension value m 2 ；
Using the formulaCalculation acquisition base element M 1 Corresponding effect evaluation value N 1 Said alpha 1 、ɑ 2 Is a preset factor;
s383: if N 1 ≥N max Then base point effect element J 1 Base point action list K of (2) 1 Inner base element M 1 The effect evaluation degree of (2) is judged to be 1;
if N min <N 1 <N max Then base point effect element J 1 Base point action list K of (2) 1 Inner base element M 1 The effect evaluation degree of (2) is judged as level 2;
if N1 is less than or equal to N min Then base point effect element J 1 Base point action list K of (2) 1 Inner base element M 1 The effect evaluation degree of (2) is 3, in the present embodimentIn an example, the effect evaluation level 1 is highest, the effect evaluation level 3 is lowest, and the effect evaluation level N is max 、N min Respectively setting a preset effect evaluation level calibration value;
s384: sequentially applying the base point effect elements J according to S381 to S383 1 Base point action list K of (2) 1 All base elements M 1 、M 2 、...、M h Performing effect evaluation level determination and generating base point effect element J based on the result 1 The base point effect element J 1 The effect evaluation table of (1) comprises a base point element field and an effect evaluation grade field;
the base point element field stores a base point effect element J 1 Base point action list K of (2) 1 All the base point elements are in the field of the effect evaluation degree, and the effect evaluation degree corresponding to the base point elements is stored in the field of the effect evaluation degree;
s39: according to S33 to S38, calculating and obtaining an effect evaluation table of all base point effect elements in the rectifying cabinet to be balanced in m balance periods, wherein in the embodiment, the m balance periods are m balance periods from the current balance period back to the past;
if there are multiple effect evaluation tables of the base point effect element, the multiple effect evaluation tables of the base point effect element are aggregated, and the specific steps of aggregating the multiple effect evaluation tables of the base point effect element are as follows:
s41: creating a new effect evaluation table, and adding 1-level weight, 2-level weight and 3-level weight fields;
s42: integrating the data in a plurality of effect evaluation tables of the base point effect element into a new effect evaluation table, if a plurality of effect evaluation levels corresponding to the base point element in the effect evaluation table appear, filling the highest effect evaluation level corresponding to the base point element into an effect evaluation level field, filling the number of effect evaluation levels of 1 into a 1-level weight field, filling the number of effect levels of 2 into a 2-level weight field, and filling the number of effect levels of 3 into a 3-level weight field;
the data analysis module transmits the effect evaluation tables of all the base point effect elements to the temperature control unit for updating and storing;
in the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative and explanatory of the invention, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (3)
1. An intelligent monitoring and temperature control system for a rectifier cabinet unit, which is characterized by comprising:
the monitoring terminal comprises a plurality of monitoring modules, one monitoring module is used for correspondingly monitoring a rectifier cabinet in the rectifier cabinet, and the monitoring modules are used for monitoring the temperature of each element in the rectifier cabinet and generating element temperature data of the rectifier cabinet according to the temperature;
a circulating pure water cooling device is arranged in each rectifying cabinet in the rectifying chamber, and a cooling bus flow of the circulating pure water cooling device passes through each element in the rectifying cabinet;
the data analysis module is used for periodically analyzing the element temperature data of the rectifier cabinet in the rectification room, and the specific analysis steps are as follows:
s31: firstly, selecting one rectifying cabinet in a rectifying room as a rectifying cabinet to be balanced, acquiring all elements in the rectifying cabinet to be balanced, and marking all elements in the rectifying cabinet to be balanced as A 1 、A 2 、...、A a ，a≥1；
S32: taking one corner in the rectifying cabinet to be balanced as an origin of coordinates, and establishing an x-y-z three-dimensional space coordinate system;
s33: dividing the balance segments, dividing one balance period into B balance segments with equal time length, and marking the B balance segments of one balance period as B 1 、B 2 、...、B b ，b≥1；
One of the complete balancing cycles is the previous P working from the circulating pure water cooling device assembled in the rectifying cabinet to be balanced 1 Starting the time until the stop of the circulating pure water cooling device is finished, wherein the P 1 The preset time is set;
s34: screening and obtaining a balance section E to be cooled according to a first screening rule 1 、E 2 、...、E d ,1≤d<b, the concrete steps are as follows:
s341: obtaining element A in rectifying cabinet to be balanced 1 、A 2 、...、A a In balance section B 1 The maximum value of the temperature average value in the temperature sensor is re-calibrated to be the temperature effect value and is marked as C 1 The element being in balance B 1 The average temperature in this refers to the element in the equilibrium section B 1 An average temperature within;
s342: according to S341, element A in the rectifier cabinet to be balanced is obtained 1 、A 2 、...、A a In balance section B 1 、B 2 、...、B b Temperature effect value C in 1 、C 2 、...、C b ；
S343: sequentially adding the temperature effect value C 1 、C 2 、...、C b And P 2 Comparing the magnitudes to obtain a temperature effect value C 1 、C 2 、...、C b All greater than P 2 Is re-labeled as D 1 、D 2 、...、D c C is more than or equal to 1 and less than or equal to b, and P is 2 Comparing the effects to a preset effect;
s344: according to the temperature effect value D max Corresponding balance section is in balance section B 1 、B 2 、...、B b Acquiring a temperature effect value D max All balancing sections before the balancing section, including the corresponding balancing section, are recalibrated as balancing sections to be cooled, marked as E 1 、E 2 、...、E d ；
S35: screening and obtaining all elements A in the rectifying cabinet to be balanced according to a second screening rule 1 、A 2 、...、A a All base elements H in the balancing period 1 、H 2 、...、H e E is more than or equal to 1 and less than or equal to a, and the base point temperature I corresponding to the base point element 1 、I 2 、...、I e Extension value f 1 、f 2 、...、f e The specific rules are as follows:
s351: obtaining element A in rectifying cabinet to be balanced 1 In the balance section E to be cooled 1 、E 2 Mean value of internal temperature F 1 、F 2 ；
Using formula G 1 =F 2 -F 1 Calculation acquisition element A 1 In the balance section E to be cooled 1 、E 2 Mean value of internal temperature F 1 、F 2 Is the difference G of (2) 1 Recalibrating it as element A 1 In the balance section E to be cooled 1 Is a crossing point judgment value of (2);
s352: according to S351, the acquisition elements A are calculated sequentially 1 In the balance section E to be cooled 1 、E 2 、...、E d-1 Is a crossing point determination value G of (2) 1 、G 2 、...、G d-1 The G is 2 、G 3 、...、G d-1 Respectively element A 1 In the balance section E to be cooled 2 And E is 3 、...、E d-1 And E is d Is a difference in (2);
s353: will G 1 And P 3 Size comparison is performed, P 3 Determining a difference value for a preset base point element:
if G 1 >P 3 Element A is then 1 Marked as base element, re-marked as H 1 Balance section E to be cooled 1 Is recalibrated to the base element H 1 According to the base point temperature of the balance section E to be cooled 1 Is to obtain the subscript of the base element H 1 The spread value f of (2) 1 At this time f 1 =1；
If G 1 ≤P 3 According to the crossing point judgment value G 1 、G 2 、...、G d-1 In order of (a) the cross point determination value G 1 、G 2 、...、G d-1 And P 3 Comparing the sizes, if a certain crossing point occurs, the judgment value is larger than P 3 Element A is then 1 Marked as base element, re-marked as H 1 Will be greater than P 3 The average temperature value of the balancing section to be cooled corresponding to the above-mentioned point judgment value is re-calibrated as the base point element H 1 Base point temperature I of (2) 1 The balancing section to be cooled corresponding to the beyond point judgment value is corresponding to the balancing section E to be cooled 1 、E 2 、...、E d The subscript of (2) to obtain the base element H 1 The spread value f of (2) 1 ；
If the point crossing determination value G 1 、G 2 、...、G d-1 And P 3 The size comparison is completed and no more than P appears 3 The judgment value of the crossing point of the (c) is not processed;
s354: all elements A in the rectifying cabinet to be balanced are obtained according to the calculation of S351 to S353 1 、A 2 、...、A a All base elements H in the balancing period 1 、H 2 、...、H e E is more than or equal to 1 and less than or equal to a; base point temperature I corresponding to base point element 1 、I 2 、...、I e Extension value f 1 、f 2 、...、f e ；
S36: obtaining all elements A in rectifying cabinet to be balanced 1 、A 2 、...、A a Except for the base element H during the balancing period 1 、H 2 、...、H e All elements except, re-calibrated as base point effect elements, re-labeled J 1 、J 2 、...、J g ，1≤g≤a-e；
S37: screening and obtaining the base point response element J according to a third screening rule 1 、J 2 、...、J g Base point action list K of (2) 1 、K 2 、...、K g The method is characterized by comprising the following steps:
s371: creating a base action list K 1 Initial K 1 =[]；
Acquisition of base element H 1 And a base point effect element J 1 Corresponding to the spatial coordinates in the x-y-z three-dimensional spatial coordinate system, labeled (Hx) 1 ,Hy 1 ,Hz 1 ) Sum (Jx) 1 ,Jy 1 ,Jz 1 )；
S372: using the formulaCalculation and acquisition base element H 1 And a base point effect element J 1 Is a spatial distance L of (2) 1 ；
S373: if L 1 <P 4 Then the base element H 1 Adding K 1 In this case K 1 =[H 1 ]The P is 4 If the spatial distance threshold is preset, otherwise, no processing is performed;
s374: sequentially calculating the base point element H according to S371 to S373 1 、H 2 、...、H e And a base point effect element J 1 Is a spatial distance L of (2) 1 、L 2 、...、L e And sequentially sum it with P 4 Judging to obtain a final base point action list K 1 ；
S375: the base point effect element J is obtained by calculation according to S371 to S374 1 、J 2 、...、J g Base point action list K of (2) 1 、K 2 、...、K g ；
S38: generating a base point effect element J in a rectifying cabinet to be balanced in a current balance period according to a certain generation rule 1 、J 2 、...、J g The specific generation rule is as follows:
s381: acquiring base point effect element J 1 Base point action list K of (2) 1 Within all base elements, re-labeled M 1 、M 2 、...、M h ,1≤h≤e；
S382: acquisition of base element M 1 Base point temperature m of (2) 1 And an extension value m 2 ；
Using the formulaCalculation acquisition base element M 1 Corresponding effect evaluation value N 1 Said alpha 1 、ɑ 2 Is a preset factor;
s383: if N 1 ≥N max Then base point effect element J 1 Base point action list K of (2) 1 Inner base element M 1 The effect evaluation degree of (2) is judged to be 1;
if N min <N 1 <N max Then base point effect element J 1 Base point action list K of (2) 1 Inner base element M 1 The effect evaluation degree of (2) is judged as level 2;
if N1 is less than or equal to N min Then base point effect element J 1 Base point action list K of (2) 1 Inner base element M 1 The effect evaluation degree of (2) is judged to be 3, the effect evaluation degree is judged to be 1 the highest, 3 the lowest, and N max 、N min Respectively setting a preset effect evaluation level calibration value;
s384: sequentially applying the base point effect elements J according to S381 to S383 1 Base point action list K of (2) 1 All base elements M 1 、M 2 、...、M h Performing effect evaluation level determination and generating base point effect element J based on the result 1 The base point effect element J 1 The effect evaluation table of (1) comprises a base point element field and an effect evaluation grade field;
the base point element field stores a base point effect element J 1 Base point action list K of (2) 1 All the base point elements are in the field of the effect evaluation degree, and the effect evaluation degree corresponding to the base point elements is stored in the field of the effect evaluation degree;
s39: calculating and obtaining effect evaluation tables of all base point effect elements in the rectifying cabinet to be balanced in m balance periods according to S33 to S38, wherein the m balance periods are m balance periods from the current balance period back to the past;
if a plurality of effect evaluation tables of the base point effect element exist, the plurality of effect evaluation tables of the base point effect element are aggregated to generate a new effect evaluation table;
the central control module is used for controlling the temperature of the rectifying cabinet in the rectifying room and giving an alarm to a manager in the rectifying room, and comprises a temperature control unit, wherein the temperature control unit is stored with effect evaluation tables of all elements in the rectifying room, and the effect evaluation tables comprise base point element fields and effect evaluation level fields;
the base point element field stores all base point elements in a base point action list of the base point effect element, the effect evaluation level field stores effect evaluation levels corresponding to the base point element, and the effect evaluation levels are divided into 3 levels, namely, the level 1 is highest, and the level 3 is lowest;
the temperature control unit judges whether the current circulating cooling device in the rectifier cabinet is started according to a certain judging rule, and the specific judging rule is as follows:
s11: acquiring the temperature marks of all elements in the rectifying cabinet at the current moment as O 1 、O 2 、...、O o ,o≥1；
S12: acquiring the temperature as O according to a certain judgment and calculation rule 1 The effect influence value of the element is as follows:
s121: if O 1 >P 5 Inquiring whether the temperature is O in the temperature control unit 1 The effect evaluation table of the components of (a), the P 5 For a preset comparison threshold:
if so, acquiring a base point element with an effect evaluation level of 1 in the effect evaluation table of the element, and marking the base point element as Q 1 、Q 2 、...、Q q ，1≤q≤o；
Acquiring r intermittent period base point elements Q 1 、Q 2 、...、Q q Average value R of temperature effect values of (2) 1 、R 2 、...、R q The intermittent period is r intermittent periods from the current period to the past;
using the formulaCalculating the acquisition temperature to be O 1 Effect influence value T of element 1 ；
If not, the temperature is set to O 1 The effect influence value of the element is assigned U 1 The U is 1 Is a preset value;
s122: otherwise, the temperature is O 1 The effect influence value of the element is assigned U 2 The U is 2 Is a preset value;
s13: calculating and obtaining the effect influence value corresponding to the element in the rectifying cabinet at the current moment according to S11 to S12, and re-marking the effect influence value as W 1 、W 2 、...、W o ；
S14: using the formulaCalculating and obtaining a cooling start-stop value X of an element in the rectifying cabinet at the current moment;
s141: if X is greater than or equal to P 6 The temperature control unit starts the circulating pure water cooling device to cool and start timing the elements in the rectifying cabinet, and the temperature control unit is arranged in the Y direction 1 Calculating the cooling start-stop value of the element in the rectifying cabinet after the time, wherein Y is 1 Delay measuring and calculating time is preset:
if the circulating cooling device is judged to be started, the temperature control unit generates an alarm instruction, and if the circulating cooling device is judged not to be started, no treatment is carried out;
s142: otherwise, do not do any processing, said P 6 A cooling-on threshold is preset.
2. The intelligent monitoring and temperature control system of a rectifier cabinet unit according to claim 1, wherein the specific steps of aggregating a plurality of effect evaluation tables of the base point effect element to generate a new effect evaluation table are as follows:
s41: creating a new effect evaluation table, and adding 1-level weight, 2-level weight and 3-level weight fields;
s42: integrating the data in the multiple effect evaluation tables of the base point effect element into a new effect evaluation table, if multiple effect evaluation levels corresponding to the base point element in the effect evaluation table appear, filling the highest effect evaluation level field of the effect evaluation level corresponding to the base point element, filling the quantity of the effect evaluation level of 1 into the 1-level weight field, filling the quantity of the effect level of 2 into the 2-level weight field, and filling the quantity of the effect level of 3 into the 3-level weight field.
3. The intelligent monitoring and temperature control system of a rectifier cabinet unit according to claim 1, wherein the central control module further comprises an alarm unit, and the alarm unit alarms a manager in a rectifier room in a voice and short message mode.
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