GB 20651.2-2014 English PDFUS$449.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email. GB 20651.2-2014: [GB/T 20651.2-2014] Reciprocating internal combustion engines -- Safety -- Part 2: Spark ignition engines Status: Valid
Basic dataStandard ID: GB 20651.2-2014 (GB20651.2-2014)Description (Translated English): [GB/T 20651.2-2014] Reciprocating internal combustion engines -- Safety -- Part 2: Spark ignition engines Sector / Industry: National Standard Classification of Chinese Standard: J90 Classification of International Standard: 27.020 Word Count Estimation: 17,189 Date of Issue: 6/9/2014 Date of Implementation: 5/1/2015 Quoted Standard: GB/T 1883.1; GB/T 1883.2; GB 3836.1-2010; GB/T 4025; GB/T 4365; GB/T 4556-2001; GB/T 4672; GB/T 6072.1; GB/T 8420; GB/T 9239.1; GB/T 9969; GB/T 10398; GB/T 10715-2002; GB/T 14023; GB/T 14024; GB/T 14652.1; GB/T 14762; GB/T 15371; GB/T 15706; GB 15739; GB Regulation (derived from): National Standards Bulletin No. 11 of 2014 Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China Summary: This Standard specifies the safety requirements and precautions ignition engines and basic ancillary equipment, the gas engine can be made according to the special requirements of the specific application. This Standard does not include the special requir GB 20651.2-2014: [GB/T 20651.2-2014] Reciprocating internal combustion engines -- Safety -- Part 2: Spark ignition engines---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order. Reciprocating internal combustion engines.safety.Part 2. Spark ignition engines ICS 27.020 J90 National Standards of People's Republic of China Reciprocating internal combustion engine Security Part 2. Ignition Engine Part 2. Sparkignitionengines Issued on. 2014-06-09 2015-05-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released Table of ContentsIntroduction Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 General 2 5 Dangerous List 2 6 Safety requirements and/or protective measures 3 7 use and maintenance 10 (Normative) Appendix A 12 Dangerous ListForewordAll technical content in this Part of GB 20651 is mandatory. GB 20651 "Reciprocating internal combustion engine security" is divided into two parts. --- Part 1. Compression ignition engines; --- Part 2. spark ignition engines. This is Part 2 GB 20651's. This section drafted in accordance with GB/T 1.1-2009 given rules. This part is proposed by China Machinery Industry Federation. This part of the internal combustion engine by the National Standardization Technical Committee (SAC/TC177) centralized. This section was drafted by. Shanghai Internal Combustion Engine Research Institute, Shanghai Diesel Engine Co., Ltd., Weichai Power Co., Ltd., Guangxi Yuchai Machine Co., Ltd., Changzhou Chang-fa Agricultural Equipment Engineering Technology Research Co., Ltd., Changzhou Chang Rui days of the Power Machinery Co., Ltd, China Shipbuilding Technology and Economy Research Institute. The main drafters of this section. Guo Hua, meter-dimensional Bin Zhuang Guo Gang, Qu Junming, Wang Jianping, Xiezheng Liang, Li Ping check, money Joaquin, Sun Meng, Joe bright, Xie Yaping, Chen Yunqing, good land. Reciprocating internal combustion engine Security Part 2. Ignition Engine1 ScopeThis part of GB 20651 specifies the safety requirements and precautions and the basic ignition engines ancillary equipment, the gas engine It may be made according to the special requirements of specific applications. This section does not include specific requirements in potentially explosive atmospheres. This section applies to land, and underground water with spark ignition engines (hereinafter referred to as the engine). Note. This section refers to the engine power output of the prime mover so far.2 Normative referencesThe following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 1883.1 Reciprocating internal combustion engines - Vocabulary - Part 1. engine design and operation GB/T 1883.2 Reciprocating internal combustion engines - Vocabulary - Part 2. Terms for engine maintenance GB 3836.1-2010 explosive atmospheres - Part 1. General requirements for equipment GB/T 4025 basic safety rules and coding rules and operation of the device indicator HMI flag identified GB/T 4365 Electrotechnical terminology Electromagnetic Compatibility GB 4556-2001 reciprocating internal combustion engine fire GB/T 4672 Reciprocating internal combustion engines - Hand - operated control Standard direction of motion GB/T 6072.1 reciprocating internal combustion engine performance - Part 1. Power, calibration and test methods of fuel consumption and lubricating oil consumption Additional requirements for engines for general use GB/T 8420 moving machinery physical dimensions of operators and minimum operator space GB/T 9239.1 Mechanical vibration steady state (rigid) rotor balance quality requirements - Part 1. Specification and balance tolerance test GB/T 9969 General Instructions industrial products GB/T 10398 small gasoline engine vibration test methods and rating GB/T 10715-2002 belt drive V-ribbed belt, the group includes a wide V-belt and V-belt, hexagonal belt, including a single V-belt antistatic Conductive tape. Requirements and test methods GB 14023 Vehicles, boats and internal combustion engines - Radio disturbance characteristics Limits and methods of measurement for the protection of the vehicle receiver Methods of measurement GB/T 14024 internal combustion engine power plant of radio interference characteristics Conducted interference GB/T 14652.1 refractory boat fuel hoses GB 14762 heavy-duty engines and vehicles with petrol car exhaust emission limits and measurement methods (China Ⅲ, Ⅳ stage) GB/T 15371 crank shaft torsional vibration measurement and evaluation methods GB/T 15706 Safety of machinery - General principles for design risk assessment and risk reduced GB 15739 small gasoline engine noise limits GB 16754 Safety of machinery - Emergency stop design principles GB 17691 from compression ignition and gas fueled positive ignition engines with exhaust emission limits and measurement methods (China Ⅲ, Ⅳ, Ⅴ stage) GB/T 17799.1 Electromagnetic compatibility - Generic standards for residential, commercial and light industrial environment - Immunity GB/T 17804 graphical symbols for reciprocating internal combustion engine GB/T 18153 Safety of machinery - accessible surface temperature Ergonomics data to establish temperature limit values for hot surfaces GB 18209.1 Electrical safety of machinery - Indication, marking and actuation - Part 1. Requirements for visual, auditory and tactile signals GB 18209.2 Electrical safety of machinery - Indication, marking and actuation - Part 2. Requirements for marking GB 18296 car fuel tank safety requirements and test methods Ergonomic design - Part 2 GB/T 18717.2 for the safety of machinery. Machinery body into the opening size is determined in principle GB/T 20064.1 Reciprocating internal combustion engines - Handle starting Part 1. Safety requirements and tests GB 20800.1 explosive environment with explosion-proof technology General reciprocating internal combustion engines - Part 1. flammable gas and vapor atmospheres Ⅱ engines for use GB 20800.2 explosive environment with explosion-proof technology General reciprocating internal combustion engines - Part 2. combustible dust within Class Ⅱ Combustion engine GB 20800.3 explosive environment with explosion-proof technology General reciprocating internal combustion engines - Part 3. presence of methane and (or) combustible dust The underground mine roadway with Ⅰ type internal combustion engine GB/T 22359 moving machinery - Electromagnetic compatibility GB/T 23342 reengaging reciprocating internal combustion engine starter rope basic safety requirements GB 23821 Safety of machinery - Safety distances to prevent danger zones being reached on the lower limbs GB 26133 non-road mobile machinery with a small spark ignition engine exhaust emission limits and measurement methods (China first, second stage) JB/T 11036 single-cylinder gas engine technical requirements and test methods QC/T 245 compressed natural gas vehicle-specific device technology QC/T 413-2002 automotive electrical equipment basic technical conditions QC/T 755 liquefied natural gas (LNG) vehicle-specific device technology Seagoing Steel Ships 2012 specification (Volume 3) Yacht into the Classification and Construction 2012 EN983 Safety of machinery - Safety requirements for hydraulic systems and components pneumatic means (Safetyofmachinery-Safety requirementsforfluidpowersystemsandtheircomponents-Pneumatics) SAEJ1928 Marine Gasoline tempering control means (Devicesprovidingbackfireflamecontrolforgasoline enginesinmarineapplications)3 Terms and DefinitionsGB/T 1883.1, terms and definitions GB/T 1883.2 and GB/T 4365 defined apply to this section.4 GeneralSafety requirements and fire prevention measures in this section relates to spark ignition engines, due to different engine types and purposes, it will be very different, Therefore neither necessary nor does it require the use of the entire contents of each engine must be provided in this section, depending on the specific engine applications shall choose the most Appropriate solutions.5 Dangerous ListTo prevent personal injury and must consider the danger list and spark ignition engines relevant in Appendix A. 6 Safety requirements and/or protective measures 6.1 Starting System 6.1.1 General 6.1.1.1 engine starter equipment shall ensure that the operator using the instructions when you press start, safe operation, and according to real Inter need to set the appropriate warning signs. 6.1.1.2 After engine start, starting device should automatically be disengaged. To be fitted between the engine cranking mechanism, the disk drive mechanism and starter There are safety interlocks to ensure that the disk drive gear in engagement, the engine can not start on their own. 6.1.2 Starting Mode 6.1.2.1 Hand starter 6.1.2.1.1 hand starter system should handle spring-type rope starter or GB GB/T 20064.1 specified/T 23342 stipulated Starter. 6.1.2.1.2 shake the handle from the engine or other parts of the handle and the cable installation and spacing between the planes should meet the technical documentation requirements, and Hand starter and adjacent parts should not have sharp edges, corners and burrs to prevent damage to the operator at the start. 6.1.2.2 electric starter 6.1.2.2.1 electric starting system according to QC/T 413-2002 specified in 3.1, should work with 24V rated voltage or lower voltage. Voltage Higher than 24V electric starter system is not within the scope of this standard relates. 6.1.2.2.2 When using large marine diesel electric starter, should be "Seagoing Steel Ships 2012 specification," the provisions of paragraph 3 Volume 3 9.5.2, Set up two independent starter battery, and should not be used in parallel connection. In the cold start and in the standby state, each battery should be able to single Alone starting Host. Under battery capacity should be within 30min without supplementary charge conditions for each can change from a cold state to the host, is Reversing alternating consecutive start less than 12 times; for each commutation can not host consecutive start from a cold state at least six times. 6.1.2.2.3 small Marine host press "yacht into the Classification and Construction 2012" the provisions of paragraph 1 of 3.2.1.4, without supplementary charge conditions , The host should be able to start from a cold state at least six times in a row. 6.1.2.3 Compressed air starter 6.1.2.3.1 starting air system should meet the following basic requirements specified in EN983. a) starting air system components should be selected to ensure their safe use, when the system was put into operation in the design of reliable operating range OK, not because of component failure or malfunction dangerous. b) Design of starting air system parts, should prevent the pressure exceeds the system or the relevant part of the maximum working pressure or certain parts preset pressure. You can set one or more parts of the safety valve to limit system pressure, or switching regulator in place, so long as it satisfies Requirements to use. System design, manufacture and regulation should make the minimum impact and fluctuating pressure, without producing dangerous. Design and manufacture c) starting air system components should be disposed of easily accessible, and can be adjusted and maintenance safely. d) starting air system should be designed to ensure that the engine in case of accidental start-up, can be easily and reliably cut off the power source, and can quickly release Pressure within the system. e) Regardless of what kind of control or power source (electrical or pneumatic), at its own initiative or accidentally turned on or off switch, reducing the pressure Without creating danger and cut or restore power source. When 6.1.2.3.2 marine diesel direct air starting, starting air which may be used should be stored in at least two substantially equal to the capacity of gas Bottle, and each bottle can be used alone. Cylinder total displacement should be without qi, the press and boat engine for electric starter stipulated The same number of times start. 6.1.2.3.3 In order to prevent valve failure due to start leaving the main starting air pipe exploded, the way each engine starting air pipes should be fitted Check valve. 6.2 shutdown system 6.2.1 normal shutdown system All engines are required to have a normal shutdown device manually or automatically controlled shutdown should be achieved by cutting off the ignition, with the exception of small carburetor Gasoline outside, but also cut off the fuel supply. 6.2.2 Emergency shutdown system 6.2.2.1 General To avoid the engine (s) into the dangerous working conditions, you should consider whether you need to install emergency shutdown system downtime, in addition to taking off the ignition method In addition, the other may also be used, such as intake valves and other closing down measures to achieve these emergency shutdown system should be able to manually or automatically. 6.2.2.2 manual control Emergency shutdown system with manual control should follow the provisions of GB 16754 of category 0 stop requirement, immediately turn off the engine (Group) drive Power source or make dangerous driving mechanism components and disconnect mechanism, if necessary, brake to stop the engine. 6.2.2.3 Automatic control In case of an engine following dangerous working conditions should be automatically shut down, and at the same time stop or alarm. a) oil pressure is too low; b) Coolant temperature high; c) cooling the fluid level is too low; d) exhaust temperature is too high; e) air-cooled engine surface temperature is too high. Judgment and what measures should be taken depending on the specific use may be dangerous working conditions. 6.2.3 restart Only manual reset after shutdown device to start the engine. 6.3 the control device 6.3.1 General 6.3.1.1 manual control device should be able to withstand the maximum operating force of 1.2 times listed in Table 1 and will not be deformed or damaged. 6.3.1.2 control means action should be smooth and accurate, without delay and unexpected action takes place, may refer to the specific requirements of GB/T 4672 execution. 6.3.1.3 must be used when the engine is running manually operated control device, the surface temperature shall not exceed the limit of GB/T 18153 of. 6.3.1.4 manual control device and the surface should be no sharp edges adjacent corners. Table 1 pitch control means and maximum operating force Operation spacing/mm Maximum operating force/N Use your fingertips to 1010 With fingers - Toggle - Button Hand -up - Before and after Feet 50700 6.3.2 Logo 6.3.2.1 control devices shall be identified in accordance with the provisions of GB 18209.2 perform the functions of the press, or in the instruction manual performed its function Instructions. 6.3.2.2 shall be in accordance with the provisions of GB/T 17804 and GB/T 4025 is identified, specific style, location and identification method using symbols and colors Shall comply with the provisions of GB 18209.1. 6.3.2.3 emergency stop button or a control handle should be placed prominently and has a prominent shape, its color is red, and the other in order to control System means the difference. 6.3.3 accessibility 6.3.3.1 control device should be centrally controlled. 6.3.3.2 control device should be GB/T 8420 requirements, the operator can be placed out of reach, press GB/T 18717.2 Regulation Provide a specific set close method. 6.3.3.3 should be left between the control device is sufficient spacing so that the operation will not be touched unintentionally adjacent control devices. Table 1 gives in to Recommended minimum spacing between the device given the maximum operating force under control. 6.4 Monitoring Device 6.4.1 Instrument identification Monitoring instruments should be GB/T 17804 regulations by symbols or text. 6.4.2 Instrumentation visibility Instrumentation should be GB/T 8420 requirements of the operator easily see when you need to work at night or indoors, should be in place for the operation With a lighting device. 6.4.3 Color Logo Monitoring instruments should be GB/T 4025 regulations with a color-coded, with red recommendation failure or dangerous state, green indicates normal Working conditions. 6.5 alarm device 6.5.1 alarm, signal, signs and color shall comply with GB 18209.1, if fitted with an emergency alarm system should be based on need Provide red light to show their work and/or audible alarm device. 6.5.2 alarm device shall be tested in the engine is running or stop, to show its functionality. 6.6 Protective measures 6.6.1 Mechanical hazards Protection 6.6.1.1 When using the engine, all exposed rotating parts (except the crankshaft output terminal) and may pose a risk to operating personnel transfer Mechanism must install guards and set up warning marks. 6.6.1.2 Protective casing should have sufficient rigidity, only when using tools to remove it. 6.6.1.3 should be at a safe distance GB 23821 provisions for operating personnel safety, the safety distance depends on the size of the engine installation. 6.6.1.4 pressure vessel safety valve must be protected to avoid high pressure fluid ejection hurt the operator, or a high pressure stream should be discharged Body away from the operator. 6.6.1.5 accidental release bearing spring can cause injury when the spring force exceeds 110N must be protected. 6.6.1.6 turbocharger housing when the impeller fracture, should be able to accommodate fly cracked parts, or its protection. 6.6.2 Hot surface protection 6.6.2.1 danger of hot surfaces, depending on the temperature of the surface of the opportunities under normal conditions, the location and operator exposure engine. It should be based on location and temperature of the hot surface to GB/T 18153 and related standards as mechanical design guide to determine the engine (group) or absence Should be in danger of protection. 6.6.2.2 supporting the engine in accordance with the use in normal use conditions, the surface temperature of the exhaust system, such as exceed the following values should be cooled and/or Insulation, insulation materials should be non-combustible, and should prevent fuel leakage infiltrate. a) Marine. 220 ℃; b) petroleum industry.200 ℃; c) Mine. 150 ℃; d) chemical industry. 135 ℃; e) power generation. 150 ℃; f) fixing. 150 ℃. The surface temperature of the engine 6.6.2.3 carrying handle should be no higher than 60 ℃. 6.7 Protection Design 6.7.1 The engine shall be capable of vertical tilting technical documents, heel under stable operation. 6.7.2 engine moving parts should have good balancing and/or static balance performance. Unbalance crankshaft, flywheel assemblies shall comply with the technical Art file or GB/T 9239.1 requirements. 6.7.3 moving parts and engine components during operation prone to loose shall adopt self-locking or locking measures. 6.7.4 For fan components from light metal alloy, its quality and composition should be consistent with the percentage of 8.1 GB 3836.1-2010 Provisions to prevent in case of failure due to collision or mechanical friction sparks. 6.7.5 fan, fan shroud structure and wind shield and installation should ensure that, under normal operating conditions, will not......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB 20651.2-2014_English be delivered?Answer: Upon your order, we will start to translate GB 20651.2-2014_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. 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