allowance for variation from normal operation

Giáo trình thiết kế đường ống doc

Giáo trình thiết kế đường ống doc

... restrictive allowances for variation from normal operation than those established by this Code, the more restrictive allowances shall apply See para 104.1.2(A), footnote d6 p inside diameter of gasket for ... in Table 126.1 102.2.4 Ratings: Allowance for Variation From Normal Operation The maximum internal pressure and temperature allowed shall include considerations for occasional loads and transients ... of pipe wall required for design pressures and for temperatures not exceeding those for the various materials listed in the Allowable Stress Tables, including allowances for mechanical strength,...

Ngày tải lên: 11/07/2014, 17:20

334 2,3K 9
 selection and sizing of pressure relief valves

selection and sizing of pressure relief valves

... Recommended Rules for the Care and Operation of Heating Boilers Recommended Rules for the Care of Power Boilers Pressure Vessels Capacity Conversions for Safety Valves Installation and Operation Pressure ... of 0%, 1.0 for 25%, and up to 1.1 for an overpressure of 50% A regression analysis on a typical manufacturer’s performance data produced the following correlation equations for Kp: For % overpressure ... pressure – the value selected for the design of equipment for the most severe condition of coincident pressure and temperature expected in normal operation, with provision for a suitable margin above...

Ngày tải lên: 11/01/2014, 15:10

21 600 2
Tài liệu Spanish-Speaking Construction Workers Discuss Their Safety Needs and Experiences pptx

Tài liệu Spanish-Speaking Construction Workers Discuss Their Safety Needs and Experiences pptx

... vehicles were working before training, but 29 (93%) said they had done this at least once since training While six (16%) had asked for better lighting before training, all had asked for it at least once ... were requests for more hands-on training One person asked for demonstrations on how to use harnesses Many asked for the training to be longer and offered more often Many asked for more Spanish-speaking ... could be trainers.” Needs for future training Many asked for refresher training There were many suggestions for additional training materials A construction worker from Wisconsin said it would...

Ngày tải lên: 20/12/2013, 23:15

30 353 0
OK ENGINEERING DESIGN GUIDELINE relief valves   rev 02,

OK ENGINEERING DESIGN GUIDELINE relief valves rev 02,

... Procedure for Sizing 28 (A) Sizing for Gas or Vapor Relief for Critical Flow 28 (B) Sizing for Gas or Vapor Relief for Subcritical Flow 30 (C) Sizing for Steam Relief 31 (D) Sizing for Liquid ... Certification 33 (E) Sizing for Liquid Relief: Not Requiring Capacity Certification 34 (F) Sizing for Two-phase Liquid/Vapor Relief 35 (G) Sizing for Rupture Disk Devices 35 (H) Sizing for External Fire ... non-condensable - None, normally Same effect in towers as found for Item 2; in other vessels, same effect as found for Item Entrance of highly volatile material Water into hot oil - For towers usually...

Ngày tải lên: 11/01/2014, 15:10

30 467 0
Tài liệu Safety signs and signals. The Health and Safety doc

Tài liệu Safety signs and signals. The Health and Safety doc

... Code words for verbal communication Code word Meaning Start Start an operation Stop Interrupt or end an operation End Stop an operation Raise Raise a load Lower Lower a load Forwards Move forwards ... is in force, check first with your enforcing authority responsible for issuing the certificate Safety colours 90 Information on colours for safety signs is given in paragraph 32 and Table For fire ... with your enforcing authority for fire safety Individual occupiers are normally responsible for the signs necessary within their part of the building 99 Your enforcing authority for fire safety...

Ngày tải lên: 27/02/2014, 10:20

46 510 0
guidelines for integrating process safety management, environment, safety, health and quality

guidelines for integrating process safety management, environment, safety, health and quality

... Center for Chemical Process Safety TP149.G8356 1996 680' 068'4—dc20 96-31457 CIP This book is available at a special discount when ordered in bulk quantities For information, contact the Center for ... Audience for Guidelines References Securing Support and Preparing for Implementation 11 2.1 The Need for Securing Support 11 2.2 Identifying Who Will Benefit from Integration ... requirements —Formal and demonstrable programs —Improved performance (particularly in areas such as emissions standards) • Pressure to reduce cost of operation and at the same time improve performance...

Ngày tải lên: 02/04/2014, 16:31

184 330 0
Mechatronics for Safety, Security and Dependability in a New Era potx

Mechatronics for Safety, Security and Dependability in a New Era potx

... Low-Clearance Motion Platform for Driving Simulators Mohellebi, H., Espié S., Kheddar, A., Arioui, H., Amouri, A 401 High Performance Low Cost Stereo Projector System for Virtual Reality Performance Kosola, ... belongs from probabilistic evaluation based on two propositions: the proposition D of stating "dangerous operation" and S of "safe operation" "Dangerous operation" leads to a stopping operation ... walking, and the force weighing on the circumference of the ankle was measured The experiment was performed by the combination of 3-D motion capture (VICON512 OXFORD METRIX) and force platforms (AMTI)...

Ngày tải lên: 27/06/2014, 15:20

431 322 0
APPLICATION WHAT-IF OF HAZOP AND SAFETY REVIEW AND TO THE PETROLEUM, PETROCHEMICAL CHEMICAL INDUSTRIES pot

APPLICATION WHAT-IF OF HAZOP AND SAFETY REVIEW AND TO THE PETROLEUM, PETROCHEMICAL CHEMICAL INDUSTRIES pot

... with ample space for each team member to review review drawings and capability for overhead projection Chairs should be comfortable for extended periods of sitting Adequate lighting for the viewing ... possible lines of communication for review teams of up to nine members is shown in Table The possible lines of communication for member teams is 7, while for comparison, for teams that are composed ... firms have been performing their functions Because these reviews will also highlight operability issues and therefore process efficiency, the level of thought for engineering effort will also be...

Ngày tải lên: 05/07/2014, 03:20

136 453 1
Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 3 doc

Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 3 doc

... freedom (DOF) of forceps eliminate the dexterity of surgeons Forceps have only four DOFs (two-DOF pivot motion for orientation of forceps, and two DOFs for insertion and rotation of forceps) Procedure ... the most suitable input device for themselves from various types Control stick, the typical input device for electric wheelchair, is designed for common user Therefore, it's probably not true that ... Change of layout from task scene z'-lto i AP,: Change of posture of computer mannequin M from task scene /-I to i Ati: Time from task scene ;-lto / calculated from Tk ( Motion code for task description...

Ngày tải lên: 10/08/2014, 05:20

30 341 0
Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 5 ppt

Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 5 ppt

... information and relational design information To consider the methods of transmitting information, we classify the design information as follows 1) Model design information a) Single design information ... limitation etc.) b) Relational design information (EX: boundary information etc.) 2) Element design information included in the model a) Single design information Information should spread to newly ... constraints information in the SRV are split into several small iaces in separate MCPs The information is to be inherited from parent laces to new-created faces for delivering the demands information...

Ngày tải lên: 10/08/2014, 05:20

30 375 0
Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 6 ppt

Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 6 ppt

... all operation agents available to work (5) The product agent moves to the operation blackboard and writes an operation plan for the extraction of components (6) Operation agents move to the operation ... be used for the disassembly operation In the case of disassembly operation by a human worker, the operation system includes a worker support system that provides intellectual support for the ... of i-th link to upper plate Vector from Bo to B Vector from Po to P , » i : Vector from B o to Po 11: Vector from B -, to P -, Figure 1: Model of Stewart Platform Figure 2: Acceleration vector...

Ngày tải lên: 10/08/2014, 05:20

30 434 0
Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 7 pot

Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 7 pot

... questions are ranked from to The answers from Design Students (DS) and Engineering Students (ES) are arranged in table TABLE DATA FROM EXPERIMENT Answers from DS Answers from ES Creativity 3.5 ... the most effective techniques in design is the operation of multiple information or knowledge For example, we can combine the action of moving a leg forward with the action of rotating it at the ... defined as criteria for evaluating whether a robot performs behaviors as what the robot is expected to The behavioral criteria are treated as mathematic forms in this study For example, equation...

Ngày tải lên: 10/08/2014, 05:20

30 281 0
Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 8 pdf

Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 8 pdf

... scheduling system for multi-products as a whole uses the process plan information of a set of individual products to generate a suitable schedule But, there is not any feedback information from the scheduling ... methods for load balancing of the machining equipment and for modifying the process plans are proposed in order to obtain a modified processed plan based on the feedback information from the ... dt) Case-B Some operations start between Tx and (Tx + dt) If some operations start between Tx and (Tx + dt), the production schedules of these operations should be fixed Therefore, a new reactive...

Ngày tải lên: 10/08/2014, 05:20

30 346 0
Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 9 ppt

Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 9 ppt

... provides for a correction of the estimated pose of the robot that must be integrated with odometry information We use an extended Kalman filter for the estimation of the robot pose from the result ... general, for each missing piece, the corresponding procedure for obtaining it from the user should be provided Such teaching procedures are also designed manually at present and, therefore, the ... is 100 [um] Hough transformation of a circle is used to for detect the position of a target such as a bio-cell from a microscopic image The retrieval area in Hough transformation is narrowed by...

Ngày tải lên: 10/08/2014, 05:20

30 376 0
Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 10 ppt

Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 10 ppt

... may differ from those for calculating estimated times for following gates Both durations are defined for all product types, but the users can define other values to override them for respective ... 2004) is an advanced information environment that supports operations, decision-making and transformations in the factory The drivers for the decision-making increasingly stem from the public domain ... value for its decision variables; (iv) A performance indicator is an aggregated piece of information allowing the comparison of the performance of the system to the system's objectives Performance...

Ngày tải lên: 10/08/2014, 05:20

30 346 0
Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 11 potx

Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 11 potx

... objectives, decision variables and performance indicators (for ROI, Part A) are linked to the EGAM for factory operations (Part B) A similar action must be performed for all relevant hierarchies of ... link quality for their operation Therefore QoS was studied from the point of view of how these applications operate in variable GPRS conditions The research studied extreme limits for operation ... including CAN from dSPACE was used for this purpose The dSPACE processor can be programmed from Simulink 802.1 lb network adapters have been successfully utilised in wireless closed-loop control for example...

Ngày tải lên: 10/08/2014, 05:20

30 394 0
Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 12 docx

Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 12 docx

... specific antennas for the paper reel application the electromagnetic model for the reel was created The dielectric properties for the model were taken from the literature Little information of dielectric ... technology Therefore, a novel microstrip patch-type tag antenna for passive RFID of cigarette cartons was designed The performance of the novel tag antenna is compared to the performance of a label-fabricated ... dipoles with paper in between The attenuation increased from dB to 25 dB from the free space attenuation value as the loss tangent value increased from 0.05 to 0.5 In the means of antenna separation...

Ngày tải lên: 10/08/2014, 05:20

30 273 0
Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 13 docx

Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 13 docx

... functions for pine, spruce and birch Finnish Forest Research Institute, Helsinki Lappi, Juha (1986) Mixed linear models for analyzing and predicting stem form variation of scots pine The Finnish Forest ... measurement CL for machining has an inclination to normal vector of a free form surface for enhanced machining efficiency as shown in Figure As opposed to it, CL for measurement may always suit normal ... only used for dimensional measurement and not suitable for free form shape measurement such as die/mold shape On the other hand, laser displacement sensor has a possibility for a free form shape...

Ngày tải lên: 10/08/2014, 05:20

30 340 0
Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 14 pdf

Mechatronics for Safety, Security and Dependability in a New Era - Arai and Arai Part 14 pdf

... straightness error form can be accurately identified by the STPM The 376 measurement operation can be easily extended to planelike error form An algorithm which constructs planelike error form from a bundle ... used comes from the CNRS CEPA research laboratory Simulated vehicle acceleration Speed tracking, real versus simulated platform Position tracking, real platform / simulated platform platform 0.04 ... motions because it was difficult for human to understand the motions of the multi-link robot intuitively Therefore, reinforcement learning (Suttun and Barto.) is expected for trajectory generation of...

Ngày tải lên: 10/08/2014, 05:20

30 300 0

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