CN105005696A - Method and device for determining failure rates - Google Patents
Method and device for determining failure rates Download PDFInfo
- Publication number
- CN105005696A CN105005696A CN201510415228.1A CN201510415228A CN105005696A CN 105005696 A CN105005696 A CN 105005696A CN 201510415228 A CN201510415228 A CN 201510415228A CN 105005696 A CN105005696 A CN 105005696A
- Authority
- CN
- China
- Prior art keywords
- components
- parts
- room
- information
- crash rate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention provides a method and device for determining failure rates. The method comprises the following steps: predetermining functional units ROOMs on a mainboard, obtaining a bill of materials BOM of the mainboard and determining elements in each ROOM according to the BOM of the mainboard; obtaining any one or more of attribute information, application environmental information and quality level information of each element on the mainboard; determining the failure rate of each element according to any one or more of the attribute information, the application environmental information and the quality level information of each element on the mainboard; and determining the failure rate of the current ROOM according to the elements in the current ROOM and the failure rate of each element in the current ROOM. According to the method and the device for determining failure rates, the failure rate of each ROOM can be determined.
Description
Technical field
The present invention relates to field of computer technology, particularly a kind of method and device determining crash rate.
Background technology
Along with the fast development of server industries, increasing client starts to be partial to buy the core application of large batch of server as oneself.So it is also proposed higher requirement except the stability to server, reliability.And in the various hardware of present stage server, the crash rate of the parts such as CPU, hard disk, internal memory by the control of manufacturer, manufacturer can oneself the crash rate only having the parts such as mainboard, board, wire rod of control.And mainboard is because complex structure, component number is large, so the crash rate of mainboard is a most important part in whole server system, the value of the crash rate of server master board more and more receives the attention of client.In motherboard design, different according to function, divide into each ROOM (functional unit), so the crash rate of each functional unit is very important for mainboard.In prior art, also there is no a kind of technical scheme calculating the crash rate of each ROOM on mainboard.
Summary of the invention
In view of this, the invention provides a kind of method and the device of determining crash rate, the crash rate of each ROOM can be determined.
On the one hand, the invention provides a kind of method determining crash rate, comprising: pre-determine the functional unit ROOM on mainboard, obtain the Bill of Material (BOM) BOM of described mainboard, determine the components and parts in each ROOM according to the BOM of described mainboard, also comprise:
S1: what obtain in the attribute information of each components and parts on described mainboard, applied environment information and quality scale information is any one or more;
S2: any one or more according in the attribute information of each components and parts on described mainboard, applied environment information and quality scale information, determines the crash rate of each components and parts;
S3: according to the crash rate of each components and parts in components and parts in current ROOM and current ROOM, determine the crash rate of current ROOM.
Further, described S2, comprising:
According to the attribute information of each components and parts, applied environment information and quality scale information, determine the mean time between failures MTBF of each components and parts;
According to formula one, determine the crash rate of each components and parts, wherein, formula one is:
Wherein, p is the crash rate of components and parts, S
mTBFfor the MTBF of components and parts.
Further, also comprise:
Pre-set component failure rate table, this component failure rate table comprises: the mark of each ROOM, the corresponding multiple Information of mark of each ROOM;
Before S3, also comprise: according to the mark of the ROOM in the ROOM at each components and parts place and described component failure rate table, the crash rate of each components and parts is imported in the Information of the free time of the mark correspondence of ROOM corresponding in described component failure rate table, obtain the component failure rate table upgraded;
Described S3, comprising:
The Information that the mark of corresponding ROOM is identical is extracted from the component failure rate table upgraded;
Calculate crash rate in the identical Information of the mark of corresponding ROOM and, obtain the crash rate of each ROOM.
Further, described attribute information, comprising: the classification of components and parts and/or the subclass of components and parts;
Described applied environment information, comprising: the temperature of applied environment;
Described quality scale information, comprising: be whether military rank, whether be commercial rank, whether be any one or more in civilian rank.
Further, also comprise: the corresponding relation pre-setting the attribute information of components and parts, applied environment information and quality scale information and crash rate;
Described S2, comprising:
According to the attribute information of each components and parts, applied environment information and quality scale information, and described corresponding relation, determine the crash rate of each components and parts.
On the other hand, the invention provides a kind of device determining crash rate, comprising:
First determining unit, for determining the functional unit ROOM on mainboard, obtaining the Bill of Material (BOM) BOM of described mainboard, determining the components and parts in each ROOM according to the BOM of described mainboard;
Acquiring unit, any one or more for what obtain in the attribute information of each components and parts, applied environment information and quality scale information;
Second determining unit, any one or more in the attribute information according to each components and parts, applied environment information and quality scale information, determine the crash rate of each components and parts;
3rd determining unit, for the crash rate according to each components and parts in components and parts in current ROOM and current ROOM, determines the crash rate of current ROOM.
Further, described second determining unit, in the execution described attribute information according to each components and parts, applied environment information and quality scale information, when determining the crash rate of each components and parts, specifically perform: according to the attribute information of each components and parts, applied environment information and quality scale information, determine the mean time between failures MTBF of each components and parts, according to formula one, determine the crash rate of each components and parts, wherein, formula one is:
Wherein, p is the crash rate of components and parts, S
mTBFfor the MTBF of components and parts.
Further, also comprise: the first setting unit, for arranging component failure rate table, this component failure rate table comprises: the mark of each ROOM, the corresponding multiple Information of mark of each ROOM;
Also comprise: import unit, for the mark according to the ROOM in the ROOM at each components and parts place and described component failure rate table, the crash rate of each components and parts is imported in the Information of the free time of the mark correspondence of ROOM corresponding in described component failure rate table, obtain the component failure rate table upgraded;
Described 3rd determining unit, the Information that the mark for extracting corresponding ROOM from the component failure rate table upgraded is identical, calculate crash rate in the identical Information of the mark of corresponding ROOM and, obtain the crash rate of each ROOM.
Further, described attribute information, comprising: the classification of components and parts and/or the subclass of components and parts;
Described applied environment information, comprising: the temperature of applied environment;
Described quality scale information, comprising: be whether military rank, whether be commercial rank, whether be any one or more in civilian rank.
Further, also comprise: the second setting unit, for arranging the corresponding relation of the attribute information of components and parts, applied environment information and quality scale information and crash rate;
Described second determining unit, for the attribute information according to each components and parts, applied environment information and quality scale information, and described corresponding relation, determine the crash rate of each components and parts.
The invention provides a kind of method and the device of determining crash rate, pre-determine the ROOM on mainboard, and determine the components and parts in each ROOM according to BOM, in order to determine the crash rate of each ROOM, need the crash rate of each components and parts first determined in each ROOM, the crash rate of each components and parts and the attribute information of each components and parts, any one or more relevant in applied environment information and quality scale information, by obtaining the attribute information of each components and parts, any one or more in applied environment information and quality scale information, and then determine the crash rate of each components and parts, according to the crash rate of each components and parts in components and parts in current ROOM and current ROOM, determine the crash rate of current ROOM.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of process flow diagram determining the method for crash rate that one embodiment of the invention provides;
Fig. 2 is the process flow diagram that another kind that one embodiment of the invention provides determines the method for crash rate;
Fig. 3 is a kind of schematic diagram determining the device of crash rate that one embodiment of the invention provides.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly; below in conjunction with the accompanying drawing in the embodiment of the present invention; technical scheme in the embodiment of the present invention is clearly and completely described; obviously; described embodiment is the present invention's part embodiment, instead of whole embodiments, based on the embodiment in the present invention; the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
As shown in Figure 1, embodiments provide a kind of method determining crash rate, the method can comprise the following steps:
S0: pre-determine the ROOM on mainboard, obtain the BOM (Bill of Material, Bill of Material (BOM)) of described mainboard, determine the components and parts in each ROOM according to the BOM of described mainboard;
S1: what obtain in the attribute information of each components and parts, applied environment information and quality scale information is any one or more;
S2: any one or more according in the attribute information of each components and parts, applied environment information and quality scale information, determines the crash rate of each components and parts;
S3: according to the crash rate of each components and parts in components and parts in current ROOM and current ROOM, determine the crash rate of current ROOM.
By a kind of method determining crash rate that the embodiment of the present invention provides, pre-determine the ROOM on mainboard, and determine the components and parts in each ROOM according to BOM, in order to determine the crash rate of each ROOM, need the crash rate of each components and parts first determined in each ROOM, the crash rate of each components and parts and the attribute information of each components and parts, any one or more relevant in applied environment information and quality scale information, by obtaining the attribute information of each components and parts, any one or more in applied environment information and quality scale information, and then determine the crash rate of each components and parts, according to the crash rate of each components and parts in components and parts in current ROOM and current ROOM, determine the crash rate of current ROOM.
In order to determine the crash rate of each components and parts, its crash rate can be determined by the MTBF of each components and parts.In a kind of possible implementation, described S2, comprising:
According to the attribute information of each components and parts, applied environment information and quality scale information, determine the MTBF of each components and parts;
According to formula one, determine the crash rate of each components and parts, wherein, formula one is:
Wherein, p is the crash rate of components and parts, S
mTBFfor the MTBF of components and parts.
In order to determine the crash rate of each ROOM more quickly and easily, crash rate table can be pre-set, being preserved the crash rate of each components and parts by crash rate table, and calculate the crash rate of each ROOM.In a kind of possible implementation, the method also comprises:
Pre-set component failure rate table, this component failure rate table comprises: the mark of each ROOM, the corresponding multiple Information of mark of each ROOM;
Before S3, also comprise: according to the mark of the ROOM in the ROOM at each components and parts place and described component failure rate table, the crash rate of each components and parts is imported in the Information of the free time of the mark correspondence of ROOM corresponding in described component failure rate table, obtain the component failure rate table upgraded;
Described S3, comprising:
The Information that the mark of corresponding ROOM is identical is extracted from the component failure rate table upgraded;
Calculate crash rate in the identical Information of the mark of corresponding ROOM and, obtain the crash rate of each ROOM.
The information relevant to the crash rate of each components and parts specifically can comprise: described attribute information, comprising: the classification of components and parts and/or the subclass of components and parts.Specifically as shown in table 1.
Table 1
| Classification | Subclass |
| Connector | Surface pasting connector |
| Connector | PCB |
| Chip | Logic chip |
| Chip | Linear chip |
| Chip | EEPROM (Electrically Erasable Programmable Read Only Memo) |
| Chip | Internal memory |
| Semiconductor | Transistor |
| Semiconductor | Silicon field-effect pipe |
| Semiconductor | Diode |
| Optical element | Detector, block device, transmitter |
| Resistance | Sheet resistance |
| Resistance | Thermistor |
| Electric capacity | Temperature compensation electric capacity, ceramic condenser |
| Electric capacity | Sheet capacitor |
| Inductance | Telefault |
| Other | Oscillator |
| Other | Wave filter |
| Other | Fuse |
| Other | Battery |
Described applied environment information, comprising: the temperature of applied environment.At different temperature, the crash rate of components and parts is different, and typical temperature has: 25 DEG C, 35 DEG C, 45 DEG C and 55 DEG C.
Described quality scale information, comprising: be whether military rank, whether be commercial rank, whether be any one or more in civilian rank.Different quality scales, the crash rate of components and parts is generally different, and such as: compare with commercial rank, civilian rank, other crash rate of army grade is general lower.
Due at different temperature, the crash rate of components and parts is also different, can according to the crash rate of the components and parts under different temperatures, determines the crash rate of ROOM under different temperatures.
Described S2, comprising:
According to the attribute information of each components and parts, applied environment information and quality scale information, determine the crash rate of each components and parts respectively when 25 DEG C, 35 DEG C, 45 DEG C and 55 DEG C;
Described S3, comprising:
According to the crash rate of each components and parts in components and parts in current ROOM and current ROOM, determine the crash rate of current ROOM respectively when 25 DEG C, 35 DEG C, 45 DEG C and 55 DEG C.
In addition, the crash rate at different conditions of different components and parts can be pre-determined as required, in a kind of possible implementation, the method also comprises: the corresponding relation pre-setting the attribute information of components and parts, applied environment information and quality scale information and crash rate;
Described S2, comprising:
According to the attribute information of each components and parts, applied environment information and quality scale information, and described corresponding relation, determine the crash rate of each components and parts.
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
As shown in Figure 2, embodiments provide a kind of method determining crash rate, the method can comprise the following steps:
Step 200: pre-determine the ROOM on mainboard, obtain the BOM of described mainboard, determine the components and parts in each ROOM according to the BOM of described mainboard.
When determining the ROOM on mainboard, according to function by mainboard piecemeal, using each piecemeal as a ROOM.In the BOM of mainboard, there are all components and parts of this mainboard, components and parts in each ROOM can be determined by BOM.
Step 201: the corresponding relation pre-setting the attribute information of components and parts, applied environment information and quality scale information and crash rate.
Step 202: pre-set component failure rate table, this component failure rate table comprises: the mark of each ROOM, the corresponding multiple Information of mark of each ROOM.
In the factor relevant to crash rate, any one factor changes and all likely makes the crash rate of components and parts change, therefore, can in advance according to attribute information, applied environment information and quality scale information, determine the crash rate of the lower components and parts of various possible factor combination, be convenient to the calculating of the crash rate of follow-up ROOM.Wherein, attribute information, comprising: the classification of components and parts, the subclass of components and parts; Applied environment information, comprising: the temperature of applied environment; Whether whether whether quality scale information, comprising: be military rank, be commercial rank, be civilian rank.For example, the crash rate of a components and parts R on mainboard, the classification of R is resistance, and the subclass of R is thermistor, and the temperature of applied environment is 25 DEG C, and quality scale is civilian, combines according to this factor, and the crash rate that can obtain components and parts R is 0.536 × 10
-9, when the temperature of applied environment is 45 DEG C, during ceteris paribus, according to the combination of this new factor, the crash rate that can obtain components and parts R is 0.774 × 10
-9.
Step 203: obtain the attribute information of each components and parts on mainboard, applied environment information and quality scale information.
Step 204: according to the attribute information of each components and parts on mainboard, applied environment information and quality scale information, and corresponding relation, determine the crash rate of each components and parts on mainboard.
Particularly, often kind of corresponding crash rate of the conditional combination determined, for the components and parts R in step 202, the classification of R is resistance, and the subclass of R is thermistor, and the temperature of applied environment is 25 DEG C, quality scale is civilian, Here it is a fixing conditional combination.Due to mainboard in use, temperature may constantly change, therefore can using temperature as a variable, other conditions are constant, calculate the crash rate of the ROOM under different temperatures respectively, and in step 204, need to calculate the crash rate of each components and parts under different temperatures.
Step 205: according to the mark of the ROOM in the ROOM at each components and parts place on mainboard and described component failure rate table, the crash rate of each components and parts is imported in the Information of the free time of the mark correspondence of ROOM corresponding in described component failure rate table, obtain the component failure rate table upgraded.
This crash rate table can be shown to realize by excel, the component failure rate table of renewal, as shown in table 2.In table 2, have the crash rate of components and parts when 25 DEG C, 35 DEG C, 45 DEG C and 55 DEG C respectively, the unit of crash rate is 10
-9.
Table 2
| The mark of ROOM | 25℃ | 35℃ | 45℃ | 55℃ |
| CONN_REAR_I/O_MEZZ | 4.172 | 5.509 | 7.149 | 9.130 |
| CONN_REAR_I/O_MEZZ | 0.536 | 0.648 | 0.774 | 0.914 |
| P3V3_POWER | 6.001 | 12.18 | 23.643 | 44.076 |
| P3V3_POWER | 1.599 | 2.059 | 2.672 | 3.413 |
| P3V3_POWER | 0.536 | 0.648 | 0.774 | 0.914 |
| P3V3_POWER | 0.229 | 0.244 | 0.259 | 0.274 |
| PCIE_X16 | 19.264 | 31.938 | 51.294 | 80.034 |
| PCIE_X16 | 0.536 | 0.648 | 0.774 | 0.914 |
Step 206: extract the Information that the mark of corresponding ROOM is identical from the component failure rate table upgraded.
Step 207: calculate crash rate in the identical Information of the mark of corresponding ROOM and, obtain the crash rate of each ROOM.
For the component failure rate table shown in table 2, the crash rate table of ROOM as shown in table 3 can be obtained.
Table 3
| The mark of ROOM | 25℃ | 35℃ | 45℃ | 55℃ |
| CONN_REAR_I/O_MEZZ | 4.708 | 6.157 | 7.923 | 10.044 |
| P3V3_POWER | 8.365 | 15.131 | 27.348 | 48.677 |
| PCIE_X16 | 19.8 | 32.586 | 52.068 | 80.948 |
A kind of shown in Fig. 2 determines that the method for crash rate can by following VBA codes implement:
Option Explicit
Sub MTBFsum()
Dim i As Integer,m As Integer,n As Integer
Dim a As String*18
m＝Range("A65536").End(xlUp).Row
' A row are proposed, A row are the mark place team of ROOM;
For i＝1To m
If Range("A"&i)<>Range("A"&i+1)Then
Range("J"&i)＝Range("A"&i)
End If
Next i
' sequence, row identical for the mark of ROOM is come together;
Application.Range("J1:J10000").SortSpecial SortMethod:＝xlPinYin
Dim e,b,sum
sum＝0
n＝Range("J65536").End(xlUp).Row
' B arranges summation, the quantity of components and parts in each ROOM is calculated;
For b＝1To n
sum＝0
For e＝1To m
If Cells(e,1)＝Cells(b,10)Then
sum＝sum+Cells(e,2)
Range("K"&b)＝sum
End If
Next e
Next b
' C arranges summation, crash rate when being 25 DEG C to temperature calculates;
For b＝1To n
sum＝0
For e＝1To m
If Cells(e,1)＝Cells(b,10)Then
sum＝sum+Cells(e,3)
Range("L"&b)＝sum
End If
Next e
Next b
' D arranges summation, crash rate when being 35 DEG C to temperature calculates;
For b＝1To n
sum＝0
For e＝1To m
If Cells(e,1)＝Cells(b,10)Then
sum＝sum+Cells(e,4)
Range("M"&b)＝sum
End If
Next e
Next b
' E arranges summation, crash rate when being 45 DEG C to temperature calculates;
For b＝1To n
sum＝0
For e＝1To m
If Cells(e,1)＝Cells(b,10)Then
sum＝sum+Cells(e,5)
Range("N"&b)＝sum
End If
Next e
Next b
' F arranges summation, crash rate when being 55 DEG C to temperature calculates;
For b＝1To n
sum＝0
For e＝1To m
If Cells(e,1)＝Cells(b,10)Then
sum＝sum+Cells(e,6)
Range("O"&b)＝sum
End If
Next e
Next b
End Sub
As shown in Figure 3, a kind of device determining crash rate that the present embodiment provides, comprising:
First determining unit 301, for determining the functional unit ROOM on mainboard, obtaining the Bill of Material (BOM) BOM of described mainboard, determining the components and parts in each ROOM according to the BOM of described mainboard;
Acquiring unit 302, any one or more for what obtain in the attribute information of each components and parts, applied environment information and quality scale information;
Second determining unit 303, any one or more in the attribute information according to each components and parts, applied environment information and quality scale information, determine the crash rate of each components and parts;
3rd determining unit 304, for the crash rate according to each components and parts in components and parts in current ROOM and current ROOM, determines the crash rate of current ROOM.
In a kind of possible implementation, described second determining unit 303, in the execution described attribute information according to each components and parts, applied environment information and quality scale information, when determining the crash rate of each components and parts, specifically perform: according to the attribute information of each components and parts, applied environment information and quality scale information, determine the mean time between failures MTBF of each components and parts, according to formula one, determine the crash rate of each components and parts, wherein, formula one is:
Wherein, p is the crash rate of components and parts, S
mTBFfor the MTBF of components and parts.
In a kind of possible implementation, this device also comprises: the first setting unit, and for arranging component failure rate table, this component failure rate table comprises: the mark of each ROOM, the corresponding multiple Information of mark of each ROOM;
Also comprise: import unit, for the mark according to the ROOM in the ROOM at each components and parts place and described component failure rate table, the crash rate of each components and parts is imported in the Information of the free time of the mark correspondence of ROOM corresponding in described component failure rate table, obtain the component failure rate table upgraded;
Described 3rd determining unit 304, the Information that the mark for extracting corresponding ROOM from the component failure rate table upgraded is identical, calculate crash rate in the identical Information of the mark of corresponding ROOM and, obtain the crash rate of each ROOM.
In a kind of possible implementation, described attribute information, comprising: the classification of components and parts and/or the subclass of components and parts;
Described applied environment information, comprising: the temperature of applied environment;
Described quality scale information, comprising: be whether military rank, whether be commercial rank, whether be any one or more in civilian rank.
In a kind of possible implementation, also comprise: the second setting unit, for arranging the corresponding relation of the attribute information of components and parts, applied environment information and quality scale information and crash rate;
Described second determining unit, for the attribute information according to each components and parts, applied environment information and quality scale information, and described corresponding relation, determine the crash rate of each components and parts.
The content such as information interaction, implementation between each unit in said apparatus, due to the inventive method embodiment based on same design, particular content can see in the inventive method embodiment describe, repeat no more herein.
Embodiments provide a kind of method and the device of determining crash rate, there is following beneficial effect:
1, by a kind of method and device determining crash rate that the embodiment of the present invention provides, pre-determine the ROOM on mainboard, and determine the components and parts in each ROOM according to BOM, in order to determine the crash rate of each ROOM, need the crash rate of each components and parts first determined in each ROOM, the crash rate of each components and parts and the attribute information of each components and parts, any one or more relevant in applied environment information and quality scale information, by obtaining the attribute information of each components and parts, any one or more in applied environment information and quality scale information, and then determine the crash rate of each components and parts, according to the crash rate of each components and parts in components and parts in current ROOM and current ROOM, determine the crash rate of current ROOM.
2, by a kind of method and device determining crash rate that the embodiment of the present invention provides, calculate the crash rate of each ROOM, according to the crash rate of each ROOM of present motherboards, can offer suggestions to the design of mainboard, select materials etc.
It should be noted that, in this article, the relational terms of such as first and second and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other same factor.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that programmed instruction is relevant, aforesaid program can be stored in the storage medium of embodied on computer readable, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium in.
Finally it should be noted that: the foregoing is only preferred embodiment of the present invention, only for illustration of technical scheme of the present invention, be not intended to limit protection scope of the present invention.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., be all included in protection scope of the present invention.
Claims (10)
1. determine a method for crash rate, it is characterized in that, comprising: pre-determine the functional unit ROOM on mainboard, obtain the Bill of Material (BOM) BOM of described mainboard, determine the components and parts in each ROOM according to the BOM of described mainboard, also comprise:
S1: what obtain in the attribute information of each components and parts on described mainboard, applied environment information and quality scale information is any one or more;
S2: any one or more according in the attribute information of each components and parts on described mainboard, applied environment information and quality scale information, determines the crash rate of each components and parts;
S3: according to the crash rate of each components and parts in components and parts in current ROOM and current ROOM, determine the crash rate of current ROOM.
2. method according to claim 1, is characterized in that,
Described S2, comprising:
According to the attribute information of each components and parts, applied environment information and quality scale information, determine the mean time between failures MTBF of each components and parts;
According to formula one, determine the crash rate of each components and parts, wherein, formula one is:
Wherein, p is the crash rate of components and parts, S
mTBFfor the MTBF of components and parts.
3. method according to claim 1, is characterized in that, also comprises:
Pre-set component failure rate table, this component failure rate table comprises: the mark of each ROOM, the corresponding multiple Information of mark of each ROOM;
Before S3, also comprise: according to the mark of the ROOM in the ROOM at each components and parts place and described component failure rate table, the crash rate of each components and parts is imported in the Information of the free time of the mark correspondence of ROOM corresponding in described component failure rate table, obtain the component failure rate table upgraded;
Described S3, comprising:
The Information that the mark of corresponding ROOM is identical is extracted from the component failure rate table upgraded;
Calculate crash rate in the identical Information of the mark of corresponding ROOM and, obtain the crash rate of each ROOM.
4. method according to claim 1, is characterized in that,
Described attribute information, comprising: the classification of components and parts and/or the subclass of components and parts;
Described applied environment information, comprising: the temperature of applied environment;
Described quality scale information, comprising: be whether military rank, whether be commercial rank, whether be any one or more in civilian rank.
5. method according to claim 1, is characterized in that,
Also comprise: the corresponding relation pre-setting the attribute information of components and parts, applied environment information and quality scale information and crash rate;
Described S2, comprising:
According to the attribute information of each components and parts, applied environment information and quality scale information, and described corresponding relation, determine the crash rate of each components and parts.
6. determine a device for crash rate, it is characterized in that, comprising:
First determining unit, for determining the functional unit ROOM on mainboard, obtaining the Bill of Material (BOM) BOM of described mainboard, determining the components and parts in each ROOM according to the BOM of described mainboard;
Acquiring unit, any one or more for what obtain in the attribute information of each components and parts, applied environment information and quality scale information;
Second determining unit, any one or more in the attribute information according to each components and parts, applied environment information and quality scale information, determine the crash rate of each components and parts;
3rd determining unit, for the crash rate according to each components and parts in components and parts in current ROOM and current ROOM, determines the crash rate of current ROOM.
7. device according to claim 6, is characterized in that,
Described second determining unit, in the execution described attribute information according to each components and parts, applied environment information and quality scale information, when determining the crash rate of each components and parts, concrete execution: according to the attribute information of each components and parts, applied environment information and quality scale information, determine the mean time between failures MTBF of each components and parts, according to formula one, determine the crash rate of each components and parts, wherein, formula one is:
Wherein, p is the crash rate of components and parts, S
mTBFfor the MTBF of components and parts.
8. device according to claim 6, is characterized in that,
Also comprise: the first setting unit, for arranging component failure rate table, this component failure rate table comprises: the mark of each ROOM, the corresponding multiple Information of mark of each ROOM;
Also comprise: import unit, for the mark according to the ROOM in the ROOM at each components and parts place and described component failure rate table, the crash rate of each components and parts is imported in the Information of the free time of the mark correspondence of ROOM corresponding in described component failure rate table, obtain the component failure rate table upgraded;
Described 3rd determining unit, the Information that the mark for extracting corresponding ROOM from the component failure rate table upgraded is identical, calculate crash rate in the identical Information of the mark of corresponding ROOM and, obtain the crash rate of each ROOM.
9. device according to claim 6, is characterized in that,
Described attribute information, comprising: the classification of components and parts and/or the subclass of components and parts;
Described applied environment information, comprising: the temperature of applied environment;
Described quality scale information, comprising: be whether military rank, whether be commercial rank, whether be any one or more in civilian rank.
10. device according to claim 6, is characterized in that,
Also comprise: the second setting unit, for arranging the corresponding relation of the attribute information of components and parts, applied environment information and quality scale information and crash rate;
Described second determining unit, for the attribute information according to each components and parts, applied environment information and quality scale information, and described corresponding relation, determine the crash rate of each components and parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510415228.1A CN105005696A (en) | 2015-07-15 | 2015-07-15 | Method and device for determining failure rates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510415228.1A CN105005696A (en) | 2015-07-15 | 2015-07-15 | Method and device for determining failure rates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105005696A true CN105005696A (en) | 2015-10-28 |
Family
ID=54378367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510415228.1A Pending CN105005696A (en) | 2015-07-15 | 2015-07-15 | Method and device for determining failure rates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105005696A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105630618A (en) * | 2015-12-17 | 2016-06-01 | 浪潮电子信息产业股份有限公司 | Method for improving MTBF (Mean Time Between Failure) of complete server product |
| CN106326609A (en) * | 2016-11-07 | 2017-01-11 | 中国电子产品可靠性与环境试验研究所 | Method and system for obtaining failure rate of hybrid integrated circuit |
| CN109709507A (en) * | 2018-12-24 | 2019-05-03 | 博众精工科技股份有限公司 | Intelligent electric energy meter method for predicting reliability based on failure rate level |
| CN113468833A (en) * | 2021-06-11 | 2021-10-01 | 山东英信计算机技术有限公司 | Method, device, equipment and medium for marking component attributes in schematic diagram |
| CN116955066A (en) * | 2023-06-21 | 2023-10-27 | 南京国电南自电网自动化有限公司 | Relay protection device CPU module monitoring method and system based on temperature characteristics |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102592052A (en) * | 2012-01-06 | 2012-07-18 | 北京航空航天大学 | Computing method of storage dynamic reliability for aviation drive circuit module |
| CN102654539A (en) * | 2012-04-01 | 2012-09-05 | 广东省电力调度中心 | Method for evaluating operation state of electronic instrument transformer |
-
2015
- 2015-07-15 CN CN201510415228.1A patent/CN105005696A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102592052A (en) * | 2012-01-06 | 2012-07-18 | 北京航空航天大学 | Computing method of storage dynamic reliability for aviation drive circuit module |
| CN102654539A (en) * | 2012-04-01 | 2012-09-05 | 广东省电力调度中心 | Method for evaluating operation state of electronic instrument transformer |
Non-Patent Citations (4)
| Title |
|---|
| 官鑫: "数控装置可靠性的预计方法分析", 《科技资讯》 * |
| 李春霞等: "可靠性设计专家系统软件的研发及应用", 《自动化与仪器仪表》 * |
| 杨东升等: "某型直流低压网络智能化管理系统的可靠性设计与分析", 《造船技术》 * |
| 潘振寰: "基于MTBF的计算机自动测试分析及质量改进方法研究", 《中国优秀硕士学位论文全文数据库信息科技辑》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105630618A (en) * | 2015-12-17 | 2016-06-01 | 浪潮电子信息产业股份有限公司 | Method for improving MTBF (Mean Time Between Failure) of complete server product |
| CN106326609A (en) * | 2016-11-07 | 2017-01-11 | 中国电子产品可靠性与环境试验研究所 | Method and system for obtaining failure rate of hybrid integrated circuit |
| CN109709507A (en) * | 2018-12-24 | 2019-05-03 | 博众精工科技股份有限公司 | Intelligent electric energy meter method for predicting reliability based on failure rate level |
| CN109709507B (en) * | 2018-12-24 | 2021-06-15 | 博众精工科技股份有限公司 | Failure rate grade-based reliability prediction method for intelligent electric energy meter |
| CN113468833A (en) * | 2021-06-11 | 2021-10-01 | 山东英信计算机技术有限公司 | Method, device, equipment and medium for marking component attributes in schematic diagram |
| CN113468833B (en) * | 2021-06-11 | 2024-02-09 | 山东英信计算机技术有限公司 | Method, device, equipment and medium for marking attribute of component in schematic diagram |
| CN116955066A (en) * | 2023-06-21 | 2023-10-27 | 南京国电南自电网自动化有限公司 | Relay protection device CPU module monitoring method and system based on temperature characteristics |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105005696A (en) | Method and device for determining failure rates | |
| CN110866180B (en) | Resource recommendation method, server and storage medium | |
| CN103514199A (en) | Method and device for POI data processing and method and device for POI searching | |
| CN109597979B (en) | List table generation method and device, computer equipment and storage medium | |
| Xue et al. | Numerical algorithms for Caputo fractional-order differential equations | |
| CN105989079A (en) | Method and apparatus for obtaining device fingerprint | |
| CN106649210B (en) | Data conversion method and device | |
| Heydari et al. | An extension of Banerjee and Rahim model in economic and economic statistical designs for multivariate quality characteristics under Burr XII distribution | |
| CN105677645B (en) | A kind of tables of data comparison method and device | |
| Wu et al. | Reliability analysis of ak-out-of-n: G system with general repair times and replaceable repair equipment | |
| Kim et al. | A simple numerical method for pricing an American put option | |
| CN109542962B (en) | Data processing method, data processing device, computer equipment and storage medium | |
| CN103514294A (en) | Method and system for monitoring data | |
| CN115936419B (en) | MES-based production monitoring method, device, equipment and storage medium | |
| Rizzo et al. | Generalized likelihood ratio control charts for high‐purity (high‐quality) processes | |
| CN103124273B (en) | Path based on user behavior analysis inverted list foundation, matching process and system | |
| CN109446159B (en) | Multi-version file management method, server and computer readable storage medium | |
| CN103095820B (en) | A kind of method and device determining the terminal quantity of accession page | |
| CN116228374A (en) | Logistics industry market single data early warning method, device, equipment and storage medium | |
| CN104573098A (en) | Large-scale object recognition method based on Spark system | |
| Chen et al. | Asymptotic behavior for sum ruin probability of a generalized bidimensional risk model with heavy-tailed claims | |
| Zuo et al. | A repairable multi-state system with a general α-series process and an order-replacement policy | |
| CN111339434B (en) | Information recommendation method and device, electronic equipment and computer storage medium | |
| CN111553711A (en) | Method, system, electronic device and medium for configuring order claim scheme | |
| CN110874368A (en) | Data paging system and method based on Realm database |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151028 |