診斷與決策 的英文怎麼說
中文拼音 [zhěnduànyǔjuécè]
診斷與決策
英文
diagnostic and decision making- 診 : 動詞(診察) examine (a patient)
- 斷 : Ⅰ動詞1 (分成段) break; snap 2 (斷絕;隔斷) break off; cut off; stop 3 (戒除) give up; abstai...
- 決 : Ⅰ動詞1 (作出主張; 決定) decide; determine 2 (執行死刑; 殺死) execute a person 3 (裂開; 斷開...
- 策 : Ⅰ名詞1 (通「冊」 古代寫字用的竹片或木片) bamboo or wooden slips used for writing on in ancient ...
- 診斷 : diagnose; diagnosis; diacrisis
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With so much anfractuous and coupling correlation, many uncertainty factors and much uncertainty information in complex devices, the fault diagnosis and maintenance decision is very difficult
但是,由於復雜設備中存在很多錯綜復雜、關聯耦合的相互關系,並存在大量的不確定因素及不確定信息,使得故障診斷與維修決策的實施較為困難。The abrupt change informatiom can be obtained through decomposing and reconstruction of the vibrating signal by wavelet packet ; therefore the fault condition of the hydro - generator unit can confirm and provide decision support for diagnosing the vibration fault of the unit
運用小波包分析對振動信號進行分解與重構,可以獲得振動信號的突變信息,即可以獲得機組振動的故障狀況,從而?診斷機組振動的故障狀況提供決策支援。A dbn structure consisting of fault hypothesis nodes, observation nodes, and repair nodes is brought forward, which combines the general bn and the requirements of fault diagnosis and maintenance decision. the mathematic description and knowledge inscapes of dbn are set forth at last. 3
以貝葉斯網路為基礎,結合故障診斷與維修決策的需求和存在的問題,提出了基於故障假設?觀測?維修操作節點結構的診斷貝葉斯網路模型,並給出了該模型的數學描述與知識構成要素。Therefore, research on integrated process control system, which includes such roles as control, monitoring, diagnosis, proves to have important theoretical and practical value. fault diagnosis, provides scientific methodology to detect and diagnose system exception, and find out fault source, frequency, severity, tendency etc., so as to take timely and effective solution
故障診斷就是監視控制系統進行故障檢測與診斷,並對故障的原因、故障頻率、故障的危害程度及趨勢預測等內容進行分析判斷,為確診故障點、及早採取維修、防護等補救措施提供科學的決策依據。As these methods exist shortages, advanced diagnosis strategy is presented, which combines the fuzzy neural network instead of fuzzy inference to rules inference. the problem of accuracy ratio decline because of roughness of fuzzy synthesizing algorithm has been solved. an example of car diagnosis is given and validity of this method has been proved
因此本章提出了以模糊神經網路代替模糊推理並與規則推理相結合的先進診斷策略,解決了因模糊合成演算法的粗糙性使診斷成功率下降或診斷錯誤的問題,並給出了一個車輛故障診斷實例,驗證了上述方法的正確性和有效性。Application of risk - informed decision - making in maintenance of npps
神經網路技術在載人飛船故障診斷與決策中的應用設想Conventional iec three ratio method and new iec ratio criterion are reduced according to the method of decision table in rough set theory respectively, simplified diagnosis rules are proposed. besides being identical with original iec method, the codes of conventional iec three ratio method are increased and bounds of new iec ratio criterion are augment by using this method, codes imperfectness of conventional iec three ratio method and code name absence of new iec ratio criterion are improved to some extent, scarcity of codes in conventional iec three ratio method is offseted, absolutization of sort and boundary in new iec ratio criterion is overcomed. this is important in practice for its flexibility and enhanced error tolerances
應用粗糙集理論中的決策表化簡的方法分別對常規iec三比值診斷表和iec新導則診斷表進行了化簡,得到了簡化的診斷規則,它們不但具有與常規iec三比值法和iec新導則完全相同的診斷分類能力,而且擴充了常規iec三比值表的編碼范圍和iec新導則的診斷范圍,在一定程度上改善了常規iec三比值表編碼缺損和iec新導則無對應代號的問題,彌補了常規iec三比值法編碼的不足,克服了iec新導則分類及邊界的絕對化,使得iec診斷法在實際診斷中更具靈活性、實用性和容錯性,提高了故障診斷能力。And the motor fault diagnosis system, it is established with different diagnosis methods. and the different tree - like knowledge bases are built with it. and the expert system is established, too
電動機故障診斷子系統則根據電動機的診斷方法類型構築不同的樹狀層次知識庫,建立專家系統,利用現象推理進行故障的智能診斷,從而得到電動機故障的類型、原因與決策等。With the help of dynamic qualitative information of working marine diesel power equipment in this field and expertise, a new long - distance oil monitoring expert system of marine diesel power equipment has been proposed and developed with the characteristic of expounding the dynamic features of marine diesel power equipment from the perspective of chaos knowledge, possessing intellectualized auxiliary decision - making mechanism based on fuzzy reasoning and neural network reasoning, utilizing mathematic analysis model established by means of track facility states of chaos vector and capable of evaluating the analysis results of oil monitoring facil ity ' s development of engine power and its working conditions accurately
然後,結合廣泛搜集的本研究領域內船舶柴油機動力裝置在運行中的動態定性信息與專家經驗,研製開發了運用混沌學的觀點闡釋船舶動力裝置的動力特性,並擁有基於模糊推理與神經網路協作推理的智能化輔助決策機制,採取通過求取設備狀態混沌向量等方法建立的數學分析模型進行數據分析,能準確地評價船舶柴油機動力裝置油液監控設備狀態變化趨勢及其運轉狀況的遠程輪機油液監控診斷專家系統。本文研製開發的遠程輪機油液監控診斷專家系統在internet intrabet網路環境下,具有遠程智能專家診斷的特點。Design and application of remote intelligent diagnosis and decision - making support system
遠程智能診斷與決策支持系統的設計與開發Today, a lot of application systems combine with gis, such as diagnosis expert system including the diagnosis the varies aspects of society, economy, and agriculture ; forecast expert system including the forecast of weather, hydrometeorology, population, geography, economy, military affairs, politics, etc ; decision supporting system including the aspect of engineering design, programming, consultation, management etc. the traditional gis system can only use mathematic method to describe and explain the confirmed programs but the power of making space decision and solving the uncertain programs are very weakly
現在許多應用系統所涉及到的問題都與地理信息有關,例如:診斷專家系統中的社會、農業、經濟等方面的各種診斷和排錯系統;預測專家系統中的氣象、水文、人口、地理、經濟、軍事以及政治等方面的預測分析系統;工程設計、規劃、咨詢和管理決策等方面的專家系統,都離不開地理信息的支持。但是,傳統的地理信息系統( gis )解決問題的方法和模式基本上都是以數學方法為基礎建立的,所能解決的有關地理問題也主要是那些能夠用數學方法描述和解釋的具有確定性解的問題,在解決空間規劃決策中有很大的不足。The multiplayer distributed software application system based on the b / s frame is developed combined with the project of heze electric power company. it realized object of the computer aided decision for the transformers " intelligent diagnose and maintenance schedule
本文結合山東菏澤供電公司具體軟體工程項目,開發了基於b s架構的多層分散式軟體應用系統,達到了變壓器故障智能診斷與檢修計劃決策支持的目的。The exploration into these basic theories aims to obtain a comprehensive and accurate understanding of vocational instruction in ordinary middle schools as well as provides the theoretical foundation and reference for launching actual tasks. chapter three : the operational mode of vocational instruction in middle school. depending on foreign countries " experiences of vocational instruction in middle schools, several workable operational modes such as consulting vocational instruction, schoo
第三部分:普通中學職業指導的操作模式,在借鑒國外中學職業指導經驗的基礎上,提出了我國開展普通中學職業指導的幾種可行性操作模式,主要有咨詢式的職業指導,授課式的職業指導模式、結合式的職業指導模式,計算機輔助職業指導,並著重論述了作者提出的具有一定理論與現實意義的計算機輔助職業指導模式,利用計算機進行職業診斷,提供職業信息,實施職業決策,輔助職業指導系統,並分析了計算機輔助職業指導的優越性。Comparing to traditional rule - based system, case - based reasoning system has many advantages, which can predigest knowledge gathering and easily accumulate knowledge. case - based reasoning technology has been widely used in fault diagnosis and decision - making support which abound of experience knowledge but has neither good theoretic model nor complete field knowledge
與傳統的基於規則的系統相比,基於案例推理的系統具有簡化知識獲取、便於知識積累等優點,在沒有很強的理論模型、領域知識不完全、經驗知識豐富的故障診斷、決策支持等領域得到了廣泛的應用。According to the phenomenon that some vehicles may come cross the starting difficulty after the engine running a period of time, the paper firstly analyzes, the practical meaning of engine cold start parameter for automatic testing and diagnostic systems, according to dempster - shafter amalgamation rule, requirement of proof, aining at concrete fact of breakdown diagnosing for engine cold start. conforming basic probability distribution function, it presents concrete realization for decision - making amalgamation arithmetic, completes for development of soft and hard wares of automation synchronous messure of engine cold start " s parameter
針對發動機運行一段時間后,部分車輛就會出現起動困難的故障現象,本文首先分析了發動機冷起動參數自動測試與診斷系統的實際意義,根據dempster - shafer證據理論的融合規則、要求,針對發動機冷起動故障診斷的具體實例,構造了基本概率分配函數,給出了決策層融合演算法的具體實現方法,完成了發動機冷起動參數自動同步測試的軟體硬體開發。Therefore, based on formers " research and recurring to the rather strong ability of holding mistakes possessed by rough set theory, this paper present a new attribute reduction arithmetic as well as an improved value reduction arithmetic based on the combination of rough set theory and duality boolean calculation, and use it to handle the reduction progress of the decision table including all kinds of fault cases which is established by considering the signals of protection relays and circuit breakers, then form the general mixed knowledge model and bring up an idea about automatic production of decision table
為此,本文在前人研究的基礎上嘗試藉助粗糙集理論所具有的較強的容錯能力,提出了基於粗糙集理論與二值邏輯運算相結合的屬性約簡演算法以及改進的值約簡演算法,並將其應用於由斷路器和保護為條件屬性,考慮各種故障情況所組成的診斷決策表的約簡過程中,形成了混合策略知識模型,同時提出了診斷決策表自生成的基本思想。Presents starting link and system organization of fan ’ s inspects status and fault diagnosis. the system collects data through data acquisition system, inspects fan ’ s status with monitoring soft, establishes routine and fault data bases, and calls routine analysis daughter system, and in the end diagnoses the fault, observates equipment ’ s operating mode ; finds fault type and cause. with the assistance of the diagnosis system, the economy and safety of factory is greatly improved
通過數據採集系統對信號進行採集與處理,利用監測軟體實現風機狀態監測,建立常規數據庫和故障數據庫以及調用常規分析子系統進行故障診斷等手段,觀察設備運行狀態,找到故障的類型和原因,作為決策的依據,從而提高了設備的經濟性和安全性。Diagnostic and decision making
診斷與決策The research work presented a large quantity of debris characteristics parameters, and especially made a thorough study on the characteristic description of sediment chain graph ; meanwhile, the sensibility, differentiation and information redundance analyses of the characteristic parameters also supplies the quantitative indexes for the filtration and optimization of the debris characteristic parameters ; in addition, the debris fusion decision recognition method based on the proof fusion theory and the comprehensive debris recognition flow provide reliable recognition arithmetic for debris recognition ; and lastly, the fault fusion diagnosis judging method based on ferro - graph and spectral analysis provides the basic diagnosis method in theory for multi - fault premonitory diagnosis system of aero - engine
本文研究工作提出了大量磨粒特徵參數,尤其深入研究了沉積鏈譜片的特徵描述問題;同時,特徵參數的敏感性、區分度與冗餘度分析為磨粒特徵參數的篩選優化提供了量化指標;另外,基於證據融合理論的磨粒統計融合決策識別方法以及磨粒綜合識別流程為磨粒識別提供了可靠的識別演算法;最後,基於光譜和鐵譜信息的磨損故障融合診斷決策方法為發動機多故障徵兆綜合診斷系統提供了基本的診斷理論手段。Research on fault diagnosis and assistant decision system for manned spaceship flying test
飛船飛行試驗中故障診斷與輔助決策系統研究分享友人