CN102011742B - A device and a method for association fan rotating speed control - Google Patents
A device and a method for association fan rotating speed control Download PDFInfo
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- CN102011742B CN102011742B CN 200910091993 CN200910091993A CN102011742B CN 102011742 B CN102011742 B CN 102011742B CN 200910091993 CN200910091993 CN 200910091993 CN 200910091993 A CN200910091993 A CN 200910091993A CN 102011742 B CN102011742 B CN 102011742B
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Abstract
The present invention discloses a device and a method for association fan rotating speed control. A mapping relation is set up between a source slot address and an association slot address by an associating fan mapping table. The state of an association fan plate is obtained from a state processing module to a state acquisition module. When the association fan plate appears an abnormity, an association fan processing module emits a rotating speed adjusting command to a fan rotating speed automatic control module of a source fan plate in dependence on fan rotating speed control strategy in a fan rotating speed control strategy table and the fan rotational speed automatic control module adjusts rotating speed of each fan on the module fan plate. Thus the association control of the fan rotating speed among a plurality of association fan plates can be achieved. The association fan rotating speed control improves heat radiation efficiency and reliability of a product, lengthens fan operation lifetime, realizes a dynamic configuration of the association fan mapping table and the fan rotating speed control strategy table, increases flexibility of a product, and ensures manageability of ATCA.
Description
Technical field
The present invention relates to advanced telecommunication computing structure (ATCA, Advanced TelecommunicationComputing Architecture), refer to especially the device and method that in ATCA, a kind of associated fan rotating speed is controlled.
Background technique
It is the telecommunication platform that telecommunications is used design by the telecom expert that ATCA is one, is mainly system bandwidth problem, high availability problem, field upgrade problem, scalability issues, manageability problem and the interoperable problem that mainly faces at present for solving telecommunication system.
Communication products adopt ATCA to become a kind of trend, mainly use at present IPMI (IPMI, Intelligent Platform Management Interface) standard configures required monitoring parameter, temperature and the rotating speed of the temperature of inner each veneer of monitoring product and voltage, fan, coordinate the power division of each ATCA veneer of interiors of products, control the switch electricity of ATCA veneer, recording exceptional situation information is also adopted an effective measure, and guarantees that the product operation has higher Security, reliability and configuration.
Figure 1 shows that ATCA machine frame management framework figure in prior art, machine frame manager (SHMC, ShelfManager controller) monitor, control the parameter such as temperature, voltage of ATCA veneer and the parameter of other machine frame function module according to the IPMI standard, as parameters such as the temperature of fan board and rotating speeds, report is abnormal and to extremely carrying out recovery operation; Intelligent platform management controller (IPMC, Intelligent PlatformManagement Controller) by Intelligent Platform Management Bus (IPMB, Intelligent PlatformManagement Bus) communicate by letter with SHMC, make SHMC manage and control one or more Field Replaceable Unit (FRU by IPMC, Field Replaceable Units), as the fan board/power supply in Fig. 1, ATCA veneer etc., FRU is worked under the IPMI standard.International Industry computer manufacture NAB National Association 0f Broadcasters (PICMG, PCI Industrial Computer Manufacturer ' s Group) 3.X series is defined in IPMC provides temperature transducer, during the maximum value of SHMC within detected temperatures surpasses allowed band, need to control the rotating speed of frame windward fan.
In prior art, for realizing the effect of communication products radiating and cooling, on frame, a plurality of fan boards can be set, each fan board is articulated on IPMB, each fan board can only be communicated by letter with SHMC by IPMB, and cannot intercom mutually between a plurality of fan boards, namely can only control the rotating speed of fan on single fan board by SHMC, and can not realize the association control of rotation speed of the fan between a plurality of fan boards.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of device and method of associated fan rotating speed control, realize the rotating speed control between a plurality of associated fan in ATCA, to reach the effect that improves the product radiating efficiency, extends fan service life, improves product reliability.
For achieving the above object, technological scheme of the present invention is achieved in that
The invention provides the device that a kind of associated fan rotating speed is controlled, this device comprises: be arranged in memory module, state processing module, the associated fan puocessing module of machine frame manager (SHMC), and the rotation speed of the fan automatic control module that is arranged in the intelligent platform management controller (IPMC) of fan board; Wherein,
Memory module is used for associated fan mapping table and rotation speed of the fan control strategy table that storage arranges;
The state processing module be used for to receive and the state of each fan board that the store status acquisition module provides;
The associated fan puocessing module, the associated fan mapping table that is used for storing to memory module obtains the associated fan board slot bit address corresponding with source fan board slot bit address, during the abnormal state of the associated fan plate that obtains to the state processing module, send adjustment of rotational speed order corresponding to the state of associated fan plate according to the rotation speed of the fan control strategy table of storing in memory module to the rotation speed of the fan automatic control module of source fan board;
The rotation speed of the fan automatic control module is used for adjusting according to described adjustment of rotational speed order the rotating speed of each fan on the fan board of this module place.
In such scheme, this device further comprises:
Be arranged in the state acquisition module of the IPMC of fan board, be used for gather the state of this module place fan board, and the state of fan board is provided to the state processing module.
In such scheme, described state acquisition module be used for to gather the state of this module place fan board, is specially the state of this module of timing acquiring place fan board; And/or,
Described state acquisition module is used for reporting to the state processing module state of fan board, is specially: the state that initiatively sends fan board to the state processing module; Perhaps, according to the status inquiry command that the state processing module sends, report the state of fan board to the state processing module.
In such scheme, this device further comprises:
Be arranged in the administration module of SHMC, be used for obtaining the information in place of each fan board to each receiving module, and the information in place of each fan board is provided to the associated fan puocessing module;
Be arranged in the receiving module of IPMC, be used for the information in place of this module of automatic acquisition place fan board, and the information in place of fan board is provided to administration module.
In such scheme, described associated fan mapping table is according to the mapping relations of source fan board slot bit address and the foundation of associated fan board slot bit address, is used for providing the corresponding associated fan board slot of source fan board slot bit address bit address to the associated fan puocessing module;
Described rotation speed of the fan control strategy table is to adjust according to rotation speed of the fan regularization condition and rotation speed of the fan the corresponding relation that result is set up, and is used for making the associated fan puocessing module obtain the adjustment result of rotation speed of the fan according to the rotation speed of the fan regularization condition.
A kind of method that the present invention also provides associated fan rotating speed to control, the method comprises:
Obtain the associated fan board slot bit address corresponding with source fan board slot bit address according to the associated fan mapping table that arranges, during the abnormal state of the associated fan plate that obtains, according to the adjustment rotating speed order of the rotation speed of the fan control strategy table transmission that arranges corresponding to the state of associated fan plate, adjust the rotating speed of each fan on the fan board of source.
In such scheme, the method further comprises: the state of timing acquiring fan board.
In such scheme, the method further comprises: the information in place of obtaining each fan board.
In such scheme, the abnormal state of the described associated fan plate that obtains comprises: after determining that source fan board and associated fan plate are in place, judge whether the state of associated fan plate is abnormal.
In such scheme, described associated fan mapping table is according to the mapping relations of source fan board slot bit address and the foundation of associated fan board slot bit address, is used for providing the corresponding associated fan board slot of source fan board slot bit address bit address to the associated fan puocessing module;
Described rotation speed of the fan control strategy table is to adjust according to rotation speed of the fan regularization condition and rotation speed of the fan the corresponding relation that result is set up, and is used for making the associated fan puocessing module obtain the adjustment result of rotation speed of the fan according to the rotation speed of the fan regularization condition.
the device and method that associated fan rotating speed provided by the present invention is controlled, by the associated fan mapping table, set up mapping relations between source fan board slot bit address and associated fan board slot bit address, obtained the state of associated fan plate to the state acquisition module by the state processing module, when the appearance of associated fan board status is abnormal, the associated fan puocessing module is sent the adjustment of rotational speed order according to rotation speed of the fan control strategy table to the rotation speed of the fan automatic control module of source fan board, adjusted the rotating speed of each fan on the fan board of source by the rotation speed of the fan automatic control module, thereby the association that has realized rotation speed of the fan between a plurality of associated fan plates is controlled, improved the reliability of radiating efficiency and the product of product, extended the service life of fan.
In addition, in actual applications, rotation speed of the fan control strategy table can be set up the corresponding relation of different rotation speed of the fan regularization conditions and rotation speed of the fan adjustment result according to different situations, increased the flexibility of product, and then guaranteed the manageability of ATCA.
Description of drawings
Fig. 1 is ATCA machine frame management framework schematic diagram;
Fig. 2 is associated fan revolution speed control device structural drawing in the present invention;
Fig. 3 is associated fan method for controlling number of revolution flow chart in the present invention.
Embodiment
basic thought of the present invention is, by the associated fan mapping table, set up mapping relations between source fan board slot bit address and associated fan board slot bit address, utilize state acquisition module and state processing module to obtain the state of associated fan plate, when the state appearance of associated fan plate is abnormal, by the associated fan puocessing module according to the rotation speed of the fan control strategy in rotation speed of the fan control strategy table, rotation speed of the fan automatic control module to the source fan board sends the adjustment of rotational speed order, the rotating speed of all fans on the fan board of adjustment source, thereby the association that has realized rotation speed of the fan between a plurality of fan boards is controlled, improved the reliability of radiating efficiency and the product of product, extended the service life of fan.
The device that a kind of associated fan rotating speed provided by the invention is controlled, as shown in Figure 2, SHMC comprises memory module, state processing module, associated fan puocessing module; The IPMC of fan board comprises state acquisition module, rotation speed of the fan automatic control module.
In SHMC, memory module is used for storage associated fan mapping table and rotation speed of the fan control strategy table, wherein, the associated fan mapping table, be according to a kind of mapping relations of source fan board slot bit address and the foundation of associated fan board slot bit address, be used for providing the corresponding associated fan board slot of source fan board slot bit address bit address to the associated fan puocessing module;
Rotation speed of the fan control strategy table, the control strategy that has comprised rotation speed of the fan, be that rotation speed of the fan regularization condition and rotation speed of the fan are adjusted the corresponding relation that result is set up, be used for making the associated fan puocessing module obtain the adjustment result of rotation speed of the fan according to the rotation speed of the fan regularization condition; Wherein, the rotation speed of the fan regularization condition can be the fan board temperature, can be also the alarm status of fan board, can also be the combination of fan board temperature and alarm status;
The state processing module be used for to receive and the state of each fan board that the store status acquisition module provides;
The associated fan puocessing module, the associated fan mapping table that is used for storing to memory module obtains the associated fan board slot bit address corresponding with source fan board slot bit address, during the abnormal state of the associated fan plate that obtains to the state processing module, send adjustment of rotational speed order corresponding to the state of associated fan plate according to the rotation speed of the fan control strategy table of storing in memory module to the rotation speed of the fan automatic control module of source fan board;
In the IPMC of fan board, the state acquisition module be used for to gather the state of this module place fan board, and the state of fan board is provided to the state processing module;
The rotation speed of the fan automatic control module is used for adjusting according to the adjustment of rotational speed order that the associated fan puocessing module sends the rotating speed of each fan on the fan board at this rotation speed of the fan automatic control module place.
The state acquisition module be used for to gather the state of this module place fan board, is specifically as follows the state of this module of timing acquiring place fan board.The state acquisition module is used for reporting to the state processing module state of fan board, is specifically as follows: the state that initiatively sends fan board to the state processing module; Also can be the status inquiry command that sends according to the state acquisition module, report the state of fan board to the state processing module, at this moment, correspondingly, the state processing module also is used for sending to the state acquisition module status inquiry command of fan board, to obtain the state of this module place fan board from the state acquisition module.
The IPMC of fan board also comprises receiving module, also comprises administration module in SHMC, wherein,
Receiving module is used for the information in place of this module of automatic acquisition place fan board, and the information in place of fan board is provided to administration module;
Administration module is used for obtaining the information in place of each fan board to each receiving module, and the information in place of each fan board is provided to the associated fan puocessing module;
The associated fan puocessing module also is used for the information in place of inquiring about each fan board to administration module.
In addition, the rotating speed of the fan on the same fan board is controlled by the rotation speed of the fan automatic control module on the IPMC of this fan board: when the state acquisition module timing acquiring on the IPMC of this fan board after the temperature or alarm status of this fan board, if collecting the fan board temperature surpasses the maximum value in allowed band or alarm is arranged, with the rotation speed of the fan automatic control module on the IPMC of this fan board of triggering, the rotation speed of the fan automatic control module can be adjusted the rotating speed of each fan on this fan board automatically.
Based on said apparatus, the invention provides a kind of method that associated fan rotating speed is controlled.
In the present embodiment, with adopt the ATCA framework a kind of communication products---SDH (SDH, Synchronous Digital Hierarchy) equipment is example, and method of the present invention is elaborated.
Suppose, the frame of SDH equipment is inserted with upper and lower two fan boards, the groove bit address of these two fan boards is respectively 61,62, it is related defining upper and lower two fan boards, groove bit address 61 and 62 is also related, be called source fan board slot bit address with 61,62 are called associated fan board slot bit address.4 fans are arranged on every fan board, be to have the rotating speed of 4 fans to need to control on every fan board, the rotating speed of 4 fans on the same fan board can be different, the rotating speed of the fan on the same fan board is controlled by the rotation speed of the fan automatic control module on the IPMC of this fan board: when the state acquisition module timing acquiring on the IPMC of this fan board after the temperature or alarm status of this fan board, if collecting the fan board temperature surpasses the maximum value in allowed band or alarm is arranged, the rotation speed of the fan automatic control module on the IPMC of this fan board can be adjusted the rotating speed of 4 fans on this fan board automatically.
Control for the association that realizes these two blocks of associated fan plates, method of the present invention comprises the following steps as shown in Figure 3:
Step 301: set up and store associated fan mapping table and rotation speed of the fan control strategy table;
In this step, set up and store associated fan mapping table and rotation speed of the fan control strategy table in SHMC.Wherein, the associated fan mapping table, the mapping relations according to source fan board slot bit address and the foundation of associated fan board slot bit address, in the present embodiment, upper and lower two fan boards of frame are related, source fan board slot bit address 61 is also related with associated fan board slot bit address 62, and source fan board slot bit address 61 has been set up man-to-man mapping relations with associated fan board slot bit address 62 in the associated fan mapping table;
In actual applications, owing to not only having two fan boards on frame, so the associated fan board slot bit address corresponding with source fan board slot bit address can have more than one, namely can set up the mapping relations of one-to-many in the associated fan mapping table.
Rotation speed of the fan control strategy table has comprised the control strategy of rotation speed of the fan, and namely rotation speed of the fan regularization condition and rotation speed of the fan are adjusted the corresponding relation that result is set up; The rotation speed of the fan regularization condition can be the fan board temperature, can be also the alarm status of fan board, can also be the combination of fan board temperature and alarm status; For example, the rotation speed of the fan control strategy can be set up corresponding relation according to fan board temperature and rotation speed of the fan rank, also can set up corresponding relation according to alarm status and the rotation speed of the fan rank of fan board, can also set up corresponding relation with the rotation speed of the fan rank according to the combination of fan board temperature and alarm status.
In the rotation speed of the fan control strategy, the rotation speed of the fan rank can be set to manually and automatic two kinds of patterns: in manual mode, can adjust according to the rotation speed of the fan rank that the user arranges; In automatic mode, when alarm appears in the maximum value or the fan board that surpass in allowed band when the fan board temperature, namely can automatically make the rotating speed of each fan on associated fan plate corresponding to this fan board improve a grade.
Step 302: administration module obtains and stores the information in place of each fan board to receiving module;
In this step, receiving module obtains the information in place of this module place fan board, and namely after fan board inserts certain groove position, receiving module can be by the groove bit address of this module of hardware information automatic acquisition place fan board; Administration module sends the communication diagnostic command by the receiving module on the IPMC of each fan board, obtaining the information in place of each fan board, and the information in place of each fan board is kept in administration module;
Step 303: the state processing module regularly by the state acquisition module obtain the state of each fan board, as temperature or alarm status;
The state acquisition module can timing acquiring the state of this module place fan board.The state acquisition module can initiatively send the state of fan board to the state processing module; Also can according to the status inquiry command of state acquisition module transmission, report the state of fan board to the state processing module.
In this step, if rotation speed of the fan control strategy table is the corresponding relation of setting up according to the alarm status of fan board and rotation speed of the fan rank, the state acquisition module only gathers the alarm status of this module place fan board so.When certain fan on the fan board of state acquisition module place broke down, this fan board namely can produce alarm; The state processing module can be regularly to the alarm status of state acquisition module query State acquisition module place fan board, and by the state acquisition module, the alarm status of this module place fan board is reported the state processing module; The state acquisition module also can timing acquiring the alarm status of this module place fan board, and when having collected alarm, can be immediately initiatively alarm status be reported the state processing module, make the state processing module can in time obtain the alarm status of state acquisition module place fan board;
If rotation speed of the fan control strategy table, it is the corresponding relation according to fan board temperature and the foundation of rotation speed of the fan rank, or the corresponding relation of setting up according to the combination of fan board temperature and alarm status and rotation speed of the fan rank, the state acquisition module just needs to gather the temperature of this module place fan board so.The state processing module can be regularly to the temperature of state acquisition module query State acquisition module place fan board, and by the state acquisition module, the temperature of this module place fan board is reported the state processing module; The state acquisition module also can timing acquiring the temperature of this module place fan board, and when collecting temperature over the maximum value in allowed band, can be immediately initiatively temperature be reported the state processing module, make the state processing module can in time obtain the temperature of state acquisition module place fan board;
The time lag of the inquiry of above-mentioned state processing module and the collection of state acquisition module can decide according to actual conditions, for example, can define per minute or per second is regularly inquired about and gathers.
Step 304: the associated fan puocessing module reads first groove bit address;
In this step, at the beginning of the design of SDH equipment, namely can preserve the groove bit address that all can insert fan board in the associated fan puocessing module, at this moment, the associated fan puocessing module reads first groove bit address from all groove bit address, establishing the groove bit address that reads is 61; Wherein, read the order of groove bit address, can be arranged sequentially according to address size, backward arranges, also can read at random.
Step 305: whether the fan board that judges this groove bit address is in place; If fan board is in place, go to step 306, if fan board is not in place, go to step 310;
In this step, whether the associated fan puocessing module is in place to the fan board of administration module inquiry groove bit address 61, namely whether stores the corresponding groove bit address in the searching and managing module, if fan board is in place, go to step 306, if fan board is not in place, go to step 310;
Step 306: obtain the associated fan board slot bit address corresponding with this groove bit address;
In this step, the associated fan puocessing module as source fan board slot bit address, is obtained the associated fan board slot bit address 62 corresponding with this source fan board slot bit address 61 with this groove bit address 61 in the associated fan mapping table of storing from memory module; Accordingly the fan board with fan board slot bit address 61 places, source is called the source fan board, and the fan board at associated fan board slot bit address 62 places is called the associated fan plate.
Step 307: judge whether the associated fan plate is in place; If the associated fan plate is in place, go to step 308; If the associated fan plate is not in place, the alarm status of associated fan plate is set for alarm is arranged, then go to step 309;
In this step, whether the associated fan puocessing module is in place to the associated fan plate at administration module inquiry associated fan board slot bit address 62 places, namely whether stores the corresponding groove bit address in the searching and managing module, if the associated fan plate is in place, goes to step 308; If the associated fan plate is not in place, showing does not have the work of associated fan plate, thinks the abnormal state of associated fan plate the alarm status of associated fan plate need to be set for alarm is arranged yet, and then goes to step 309.
Step 308: judge the associated fan plate whether abnormal state, as surpassing the maximum value in allowed band or no alarm being arranged, if abnormal state is arranged, go to step 309, if there is no abnormal state, go to step 310;
In this step, if rotation speed of the fan control strategy table, be the corresponding relation of setting up according to the alarm status of fan board and rotation speed of the fan rank, the associated fan puocessing module is obtained the alarm status of the associated fan plate at associated fan board slot bit address 62 places, the i.e. alarm status of 4 fans controlling of this associated fan plate by the state processing module; If one of them fan breaks down, the associated fan plate has alarm, goes to step 309, if 4 fans that the associated fan plate is controlled all do not have fault, the associated fan plate does not have alarm, goes to step 310;
If rotation speed of the fan control strategy table, it is the corresponding relation according to fan board temperature and the foundation of rotation speed of the fan rank, or the corresponding relation of setting up according to the combination of fan board temperature and alarm status and rotation speed of the fan rank, the associated fan puocessing module is obtained the temperature of the associated fan plate at associated fan board slot bit address 62 places by the state processing module so, if temperature surpasses the maximum value in allowed band, go to step 309, otherwise go to step 310.
Step 309: the associated fan puocessing module sends corresponding adjustment of rotational speed order according to rotation speed of the fan control strategy table to the rotation speed of the fan automatic control module of the IPMC of source fan board, and is adjusted the rotating speed of each fan on the fan board of this module place by the rotation speed of the fan automatic control module;
in this step, when the associated fan plate at associated slots bit address 62 places has alarm or temperature to surpass maximum value in allowed band, the associated fan puocessing module is determined according to the rotation speed of the fan control strategy table of storing in memory module and is worked as precondition, be adjustment of rotational speed result corresponding to respective fans adjustment of rotational speed condition, rotation speed of the fan automatic control module to the IPMC of source fan board sends corresponding adjustment of rotational speed order, after the rotation speed of the fan automatic control module receives this adjustment of rotational speed order, the rotating speed of each fan on the fan board of the automatic adjustment rotation speed of the fan automatic control module of meeting place, namely adjust source fan board slot bit address and be the rotating speed of 4 fans on 61 fan board, making source fan board slot bit address is that the rotating speed of 4 fans on 61 fan board improves a grade.
Step 310: the associated fan puocessing module reads next groove bit address, and judges whether this groove bit address exists, if this groove bit address exists, goes to step 305, if there is no, finishes current flow process.
In actual applications, rotation speed of the fan control strategy table can be set up according to different situations the corresponding relation of different rotation speed of the fan regularization conditions and rotation speed of the fan adjustment result, for example, it can be the corresponding relation that fan board temperature and rotation speed of the fan are adjusted result, can be also the alarm status of fan board and the corresponding relation that rotation speed of the fan is adjusted result, can also be the combination of fan board temperature and alarm status and the corresponding relation of rotation speed of the fan adjustment result; The associated fan mapping table also can be set up between source fan board slot bit address and associated fan board slot bit address one to one according to actual conditions, or the mapping relations of one-to-many, thereby realized the dynamic-configuration of associated fan mapping table and rotation speed of the fan control strategy table, increase the flexibility of product, and then guaranteed the manageability of ATCA.
The above is only preferred embodiment of the present invention, is not for limiting protection scope of the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., within all should being included in protection scope of the present invention.
Claims (7)
1. the device controlled of an associated fan rotating speed, it is characterized in that, this device comprises: be arranged in memory module, state processing module, the associated fan puocessing module of machine frame manager (SHMC), and the rotation speed of the fan automatic control module that is arranged in the intelligent platform management controller (IPMC) of fan board; Wherein,
Memory module is used for associated fan mapping table and rotation speed of the fan control strategy table that storage arranges;
The associated fan mapping table is according to a kind of mapping relations of source fan board slot bit address and the foundation of associated fan board slot bit address, is used for providing the corresponding associated fan board slot of source fan board slot bit address bit address to the associated fan puocessing module;
Rotation speed of the fan control strategy table, the control strategy that has comprised rotation speed of the fan, be that rotation speed of the fan regularization condition and rotation speed of the fan are adjusted the corresponding relation that result is set up, be used for making the associated fan puocessing module obtain the adjustment result of rotation speed of the fan according to the rotation speed of the fan regularization condition;
The state processing module be used for to receive and the state of each fan board that the store status acquisition module provides;
The associated fan puocessing module, the associated fan mapping table that is used for storing to memory module obtains the associated fan board slot bit address corresponding with source fan board slot bit address, during the abnormal state of the associated fan plate that obtains to the state processing module, send adjustment of rotational speed order corresponding to the state of associated fan plate according to the rotation speed of the fan control strategy table of storing in memory module to the rotation speed of the fan automatic control module of source fan board;
The rotation speed of the fan automatic control module is used for adjusting according to described adjustment of rotational speed order the rotating speed of each fan on the fan board of this module place;
This device also comprises:
Be arranged in the state acquisition module of the IPMC of fan board, be used for gather the state of this module place fan board, and the state of fan board is provided to the state processing module.
2. device according to claim 1, is characterized in that,
Described state acquisition module be used for to gather the state of this module place fan board, is specially the state of this module of timing acquiring place fan board; And/or,
Described state acquisition module is used for reporting to the state processing module state of fan board, is specially: the state that initiatively sends fan board to the state processing module; Perhaps, according to the status inquiry command that the state processing module sends, report the state of fan board to the state processing module.
3. device according to claim 1, is characterized in that, this device also comprises:
Be arranged in the administration module of SHMC, be used for obtaining the information in place of each fan board to each receiving module, and the information in place of each fan board is provided to the associated fan puocessing module;
Be arranged in the receiving module of IPMC, be used for the information in place of this module of automatic acquisition place fan board, and the information in place of fan board is provided to administration module.
4. the method that the associated fan rotating speed is controlled, is characterized in that, the method comprises:
Obtain the associated fan board slot bit address corresponding with source fan board slot bit address according to the associated fan mapping table that arranges, during the abnormal state of the associated fan plate that obtains, according to the adjustment rotating speed order of the rotation speed of the fan control strategy table transmission that arranges corresponding to the state of associated fan plate, adjust the rotating speed of each fan on the fan board of source;
The associated fan mapping table is according to a kind of mapping relations of source fan board slot bit address and the foundation of associated fan board slot bit address, is used for providing the corresponding associated fan board slot of source fan board slot bit address bit address to the associated fan puocessing module;
Rotation speed of the fan control strategy table, the control strategy that has comprised rotation speed of the fan, be that rotation speed of the fan regularization condition and rotation speed of the fan are adjusted the corresponding relation that result is set up, be used for making the associated fan puocessing module obtain the adjustment result of rotation speed of the fan according to the rotation speed of the fan regularization condition.
5. method according to claim 4, is characterized in that, the method also comprises: the state of timing acquiring fan board.
6. according to claim 4 or 5 described methods, is characterized in that, the method comprises: the information in place of obtaining each fan board.
7. method according to claim 4, is characterized in that, the abnormal state of the described associated fan plate that obtains comprises:
After determining that source fan board and associated fan plate are in place, judge whether the state of associated fan plate is abnormal.
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| RU2479753C2 (en) * | 2011-07-07 | 2013-04-20 | Общество с ограниченной ответственностью "Газхолодтехника" | Method of automatic control over blower impeller rpm |
| CN104122850A (en) * | 2013-04-26 | 2014-10-29 | 中兴通讯股份有限公司 | Fan monitoring device and fan monitoring method |
| CN114151374A (en) * | 2021-11-05 | 2022-03-08 | 山东云海国创云计算装备产业创新中心有限公司 | Fan control circuit and host |
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| CN101192065A (en) * | 2006-11-20 | 2008-06-04 | 中兴通讯股份有限公司 | Heat radiating fan control device and method |
| CN101285478A (en) * | 2007-04-12 | 2008-10-15 | 鸿富锦精密工业（深圳）有限公司 | Fan rotation speed control device and rotation speed control method |
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| KR20050096339A (en) * | 2004-03-30 | 2005-10-06 | 삼성전자주식회사 | Refrigerator and control method thereof |
| WO2007130051A1 (en) * | 2006-05-09 | 2007-11-15 | Carrier Corporation | Climate control system with automatic wiring detection |
| CN101192065A (en) * | 2006-11-20 | 2008-06-04 | 中兴通讯股份有限公司 | Heat radiating fan control device and method |
| CN101285478A (en) * | 2007-04-12 | 2008-10-15 | 鸿富锦精密工业（深圳）有限公司 | Fan rotation speed control device and rotation speed control method |
| CN101109982A (en) * | 2007-08-22 | 2008-01-23 | 中兴通讯股份有限公司 | Method for implementing variable air quantity zone control and system frame thereof |
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| CN102011742A (en) | 2011-04-13 |
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