forming processes monitoring and control

... discussed and conclusions are made 12.2 Manufacturing Process Monitoring and Control In this chapter, we will treat the problems associated with monitoring and control of manufacturing processes ... product quality monitoring and control problems Furthermore, we will consider only on-line monitoring and control schemes 12.2.1 Manufacturing Process Monitoring Product quality of most processes cannot ... Manufacturing Processes: Monitoring and Control Hyung Suck Cho Korea Advanced Institute of Science and Technology (KAIST) 12.1 12.2 12.3 12.4 12.5 12.6 12.7 Introduction Manufacturing Process Monitoring and...

Ngày tải lên: 25/12/2013, 19:15

... comprehensive understanding into the biology of biofilms associated with water purification membranes (MF and RO), and to address the inadequacies of current biofilm monitoring and control strategies ... its monitoring and control The materials presented here are focused mainly on the biofouling of MF and RO membranes, its analysis methodologies and the inadequacies associated with current monitoring ... BIOFILMS IN WATER SEPARATION MEMBRANE PROCESSES: FROM COMMUNITY STRUCTURE AND ECOLOGICAL CHARACTERISTICS TO MONITORING AND CONTROL PANG CHEE MENG (B Eng (Hons), NUS) A THESIS SUBMITTED...

Ngày tải lên: 12/09/2015, 08:19

... to control the project ensures that the focus is kept on achieving the outcomes within the budget and timescale agreed The word control sounds very authoritarian and inflexible However, control ... of effective management and is a key responsibility of a project manager MONITORING To control a project you need a plan that details how things should be happening, and you need accurate information ... Monitoring and control 119 the project will not meet its targets because progress is too slow, or if a delay in one activity will impact on others, causing waste and further delay Control may...

Ngày tải lên: 24/10/2013, 08:20

... structure 6 Microcontroller-based Temperature Monitoring and Control In-circuit programming In microcontroller development cycle, a microcontroller is normally removed from its socket and then programmed ... instruction and data are treated identically In the Harvard architecture (used by the PIC microcontrollers), code and data storage are on separate Microcontroller-based Temperature Monitoring and Control ... 10 times and is controlled with variable i while The general format of the while control statement is: while(condition) statement; 32 Microcontroller-based Temperature Monitoring and Control OF,...

Ngày tải lên: 22/12/2013, 21:15

... development of an on-line UV florescent monitor/controller This unique tracer and control method allows automatic monitoring and control of inhibitor dosage and is currently marketed as their “TRASAR” ... ProChemTech to devise and commercialize an on-line spectrophotometer based monitor and controller to control feed of traced inhibitors After review of the technology in the hand held spectrophotometers ... than control limits for the entire period From this data, it is clear that installation and operation of the sensor control unit substantially improved chemical inhibitor control Biological control...

Ngày tải lên: 16/01/2014, 22:20

... implemented in the form of an Acceptance Control Chart The control limits for the Acceptance Control Chart are computed using the specification limits and the standard deviation of what is being monitored ... quality using acceptance control charts According to the ISO standard on acceptance control charts (ISO 7966, 1993), an acceptance control chart combines consideration of control implications with ... Sampling? Process or Product Monitoring and Control 6.2 Test Product for Acceptability: Lot Acceptance Sampling 6.2.1 What is Acceptance Sampling? Contributions of Dodge and Romig to acceptance sampling...

Ngày tải lên: 21/06/2014, 22:20

... weights and of course they sum to http://www.itl.nist.gov/div898/handbook/pmc/section4/pmc42.htm (4 of 4) [5/1/2006 10:35:07 AM] 6.4.2.1 Single Moving Average Process or Product Monitoring and Control ... http://www.itl.nist.gov/div898/handbook/pmc/section4/pmc422.htm (2 of 2) [5/1/2006 10:35:08 AM] 6.4.3 What is Exponential Smoothing? Process or Product Monitoring and Control 6.4 Introduction to ... where Si stands for smoothed observation or EWMA, and y stands for the original observation The subscripts refer to the time periods, 1, 2, , n For the third period, S3 = y2 + (1- ) S2; and so on...

Ngày tải lên: 21/06/2014, 22:20

... http://www.itl.nist.gov/div898/handbook/pmc/section4/pmc435.htm (3 of 3) [5/1/2006 10:35:16 AM] 6.4.3.6 Example of Triple Exponential Smoothing Process or Product Monitoring and Control 6.4 Introduction ... http://www.itl.nist.gov/div898/handbook/pmc/section4/pmc436.htm (3 of 3) [5/1/2006 10:35:17 AM] 6.4.3.7 Exponential Smoothing Summary Process or Product Monitoring and Control 6.4 Introduction to ... software http://www.itl.nist.gov/div898/handbook/pmc/section4/pmc437.htm [5/1/2006 10:35:17 AM] 6.4.4 Univariate Time Series Models Process or Product Monitoring and Control 6.4 Introduction to Time...

Ngày tải lên: 21/06/2014, 22:20

... http://www.itl.nist.gov/div898/handbook/pmc/section4/pmc4463.htm (3 of 3) [5/1/2006 10:35:28 AM] 6.4.4.7 Box-Jenkins Model Estimation Process or Product Monitoring and Control 6.4 Introduction to ... http://www.itl.nist.gov/div898/handbook/pmc/section4/pmc447.htm [5/1/2006 10:35:29 AM] 6.4.4.8 Box-Jenkins Model Diagnostics Process or Product Monitoring and Control 6.4 Introduction to Time ... http://www.itl.nist.gov/div898/handbook/pmc/section4/pmc448.htm [5/1/2006 10:35:29 AM] 6.4.4.9 Example of Univariate Box-Jenkins Analysis Process or Product Monitoring and Control 6.4 Introduction to...

Ngày tải lên: 21/06/2014, 22:20

... recomputing Sp and and different control limits Determining the UCL that is to be subsequently applied to future subgroups entails recomputing, if necessary, Sp and , and using a constant and an F-value ... 10:35:36 AM] 6.5.4.1 Mean Vector and Covariance Matrix Process or Product Monitoring and Control 6.5 Tutorials 6.5.4 Elements of Multivariate Analysis 6.5.4.1 Mean Vector and Covariance Matrix The first ... variables X and Y is with and denoting the means of X and Y, respectively http://www.itl.nist.gov/div898/handbook/pmc/section5/pmc541.htm (1 of 2) [5/1/2006 10:35:37 AM] 6.5.4.1 Mean Vector and Covariance...

Ngày tải lên: 21/06/2014, 22:20

... Product Monitoring and Control 6.6 Case Studies in Process Monitoring 6.6.1 Lithography Process 6.6.1.3 Subgroup Analysis Control charts for subgroups The resulting classical Shewhart control ... Control Chart Process or Product Monitoring and Control 6.6 Case Studies in Process Monitoring 6.6.1 Lithography Process 6.6.1.4 Shewhart Control Chart Choosing the right control charts to monitor the ... chart using lot-to-lot variation The control limits labeled with "UCL" and "LCL" are the standard control limits The control limits labeled with "UCL: LL" and "LCL: LL" are based on the lot-to-lot...

Ngày tải lên: 21/06/2014, 22:20

... 10:35:54 AM] 6.6.2.1 Background and Data Process or Product Monitoring and Control 6.6 Case Studies in Process Monitoring 6.6.2 Aerosol Particle Size 6.6.2.1 Background and Data Data Source The source ... http://www.itl.nist.gov/div898/handbook/pmc/section6/pmc621.htm (14 of 14) [5/1/2006 10:35:55 AM] 6.6.2.2 Model Identification Process or Product Monitoring and Control 6.6 Case Studies in Process Monitoring 6.6.2 ... http://www.itl.nist.gov/div898/handbook/pmc/section6/pmc621.htm (1 of 14) [5/1/2006 10:35:55 AM] 6.6.2.1 Background and Data Aerosol Particle Size Dynamic Modeling and Control The data set consists...

Ngày tải lên: 21/06/2014, 22:20

... http://www.itl.nist.gov/div898/handbook/pmc/section6/pmc623.htm (5 of 5) [5/1/2006 10:35:56 AM] 6.6.2.4 Model Validation Process or Product Monitoring and Control 6.6 Case Studies in Process Monitoring 6.6.2 ... http://www.itl.nist.gov/div898/handbook/pmc/section6/pmc624.htm (6 of 6) [5/1/2006 10:35:57 AM] 6.6.2.5 Work This Example Yourself Process or Product Monitoring and Control 6.6 Case Studies in Process Monitoring ... Command History window, and the data sheet window Across the top of the main windows there are menus for executing Dataplot commands Across the bottom is a command entry window where commands...

Ngày tải lên: 21/06/2014, 22:20

... Houshmand, A A and Kannatey-Asibu, E., 1989, Statistical process control of acoustic emission for cutting tool monitoring, Mechanical Systems and Signal Processing, 3, 4, 405–424 24 Rangwala, S and ... Measurement, and Control, 110, December, 350–354 51 Rober, S J and Shin, Y C., 1996, Control of cutting force for end milling processes using an extended model reference adaptive control scheme, ... comprehensive to detect every process anomaly possible in operation, and (3) both monitoring and control need to be perfectly reliable and robust to process variations It is basically impossible to...

Ngày tải lên: 11/08/2014, 15:20

... gathered and processed by microcontroller and transmitted to local monitoring server These outputs are monitored in any other places for using android portable devices Figure Local Monitoring ... CONCLUSION AND F UTURE W ORK B Remote View using Android In the future all electrical appliances and human body health condition should be involved and this has successfully monitored and controlled ... view The local monitoring server sends the home appliances output using graphical user interface Wi-Fi network is used us the communication between local monitoring server and android device...

Ngày tải lên: 02/09/2014, 07:02

... tiêu chuẩn truyền thông mới, để xây dựng hệ thống tự động hóa – chuẩn The Building Automation and Control Network (BAC-net) Tiêu chuẩn xem hệ thống HVAC tập đối tượng Tuy nhiên, chuẩn chưa bao ... năm 1995 suốt vài tháng bắt đầu có người 5.4.2 Tòa nhà Liên bang Oakland Tổng cộng có 107 điểm theo dõi Tòa nhà Liên bang Oakland (Lưu ý, tất điểm lấy mẫu, nhiều tính toán bắt nguồn từ điểm lấy ... nhắn độc quyền sử dụng chuẩn giao tiếp truyền thông nối tiếp Ví dụ khác, giao tiếp với Johnson Controls EMCS, giao thức netDDE mạng LAN Trong trường hợp, định dạng tin cụ thể thuật toán xử lý...

Ngày tải lên: 01/04/2015, 16:57

... CD control are primarily based on a run-to-run strategy due to a lack of insitu sensors and control authority In this thesis, we proposed an approach to conduct real-time CD monitoring and control ... modelling and control The spectroscopic ellipsometry working principle and its applications are presented in Chapter Chapter proposes an in-situ real-time across wafer CD monitoring and control ... between the bake-plate and wafer Next, by monitoring the bake-plate temperature and fitting the data into the model, the wafer temperature can be real-time calculated and controlled This is useful...

Ngày tải lên: 08/09/2015, 19:26

... increasing demands on remote monitoring and control systems, be it on a large deployment or small scale Although communication technology is well established in big remote control and monitoring ... driving project, and results are presented 12 Introduction Remote monitoring and control refers to the measurement of disparate devices from a network operations center or control room and the ability ... terms, a remote monitoring and control system is a system in which the control center is able to access and change the operations of some devices that are deployed some distance from the control center...

Ngày tải lên: 26/09/2015, 11:07

... government agency Tertiary or managerial processes: the business processes that direct and coordinate the primary and secondary business processes The former processes impose business targets on ... strategic decision making and operational control This case has been described earlier by Reijers and Van der Aalst (1999) In summary, the design and control of business processes are defined as ... design, and analysis of workflow processes Workflow processes are typically found within large administrative organizations, such as banks, insurance companies, and government Examples of workflow processes...

Ngày tải lên: 21/07/2013, 09:42