欢迎来到麦多课文档分享! | 帮助中心 海量文档,免费浏览,给你所需,享你所想!
麦多课文档分享
全部分类
  • 标准规范>
  • 教学课件>
  • 考试资料>
  • 办公文档>
  • 学术论文>
  • 行业资料>
  • 易语言源码>
  • ImageVerifierCode 换一换
    首页 麦多课文档分享 > 资源分类 > PDF文档下载
    分享到微信 分享到微博 分享到QQ空间

    NAVY A-A-50566-1998 MONITORING DEVICES EMISSION STACK RELATED [Superseded NAVY MIL-M-29190 A CANC NOTICE 2 NAVY MIL-M-29190 A VALID NOTICE 1 NAVY MIL-M-29190 A NAVY MIL-M-29190 (1).pdf

    • 资源ID:976290       资源大小:442KB        全文页数:9页
    • 资源格式: PDF        下载积分:10000积分
    快捷下载 游客一键下载
    账号登录下载
    微信登录下载
    二维码
    微信扫一扫登录
    下载资源需要10000积分(如需开发票,请勿充值!)
    邮箱/手机:
    温馨提示:
    如需开发票,请勿充值!快捷下载时,用户名和密码都是您填写的邮箱或者手机号,方便查询和重复下载(系统自动生成)。
    如需开发票,请勿充值!如填写123,账号就是123,密码也是123。
    支付方式: 支付宝扫码支付    微信扫码支付   
    验证码:   换一换

    加入VIP,交流精品资源
     
    账号:
    密码:
    验证码:   换一换
      忘记密码?
        
    友情提示
    2、PDF文件下载后,可能会被浏览器默认打开,此种情况可以点击浏览器菜单,保存网页到桌面,就可以正常下载了。
    3、本站不支持迅雷下载,请使用电脑自带的IE浏览器,或者360浏览器、谷歌浏览器下载即可。
    4、本站资源下载后的文档和图纸-无水印,预览文档经过压缩,下载后原文更清晰。
    5、试题试卷类文档,如果标题没有明确说明有答案则都视为没有答案,请知晓。

    NAVY A-A-50566-1998 MONITORING DEVICES EMISSION STACK RELATED [Superseded NAVY MIL-M-29190 A CANC NOTICE 2 NAVY MIL-M-29190 A VALID NOTICE 1 NAVY MIL-M-29190 A NAVY MIL-M-29190 (1).pdf

    1、I) A-A-50566 M 9038054 0000325 790 INCH-POUND A-A-505 66 Mav 25. 1998 SUPERSEDING 29 August 1986 MIL-M-29 190A(YD) COMMERCIAL ITEM DESCRIPTION MONITORING DEVICES, EMISSION; STACK RELATED The General Services Administration has authorized the use of this commercial item description for all Federal ag

    2、encies. 1. SCOPE. This commercial item description (CID) covers emission monitoring devices for exhaust smoke stacks. 2. CLASSIFICATION. The monitoring devices shall be of the following types and classes, as specified (see 7.2): TYPE Type I - Opacity monitor. Type II - Sulfiir dioxide monitor. Type

    3、III - Nitrogen oxides monitor. Type IV - Sulfur dioxide and nitrogen oxide monitor. Type V - Oxygenmonitor. Type VI - Data monitor. Class A - Chart recorder. Class B - Data acquisition system. Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data which may imp

    4、rove this document should be sent to: Commanding Officer (Code 15E2), Naval Construction Battalion Center, 1000 23rd Avenue, Port Hueneme, CA 93043-4301, by using the Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC NIA FSC 6630 Li

    5、censed by Information Handling Services A-A-505bb M 9038054 O000326 627 A-A- 5 O 5 6 6 3. SALIENT CHARACTERISTICS. 3.1 Description. Continuous emissions monitoring (CEM) of gases and particulate matter from smoke stacks is accomplished by monitoring devices which analyze gas samples. These monitorin

    6、g devices ensure that emissions are at acceptable levels and that combustion efficiency is at optimum levels. Emission monitoring devices include stack probes and opacity monitors. CEM analysis provides real-time readout of temperatures, pressures, flows, voltages, and currents, in addition to gas c

    7、oncentrations. Data is processed through acquisition and handling systems. Types II, III, and IV monitors with automatic calibration shall be used in larger plant installations (250,000,000 British thermal units tu) (263 764 O00 kilojoule (kJ) and larger) and should not be ordered for smaller plants

    8、. 3.1.1 Performance. When required by plant size to be monitored, the monitoring devices shall be in conformance with federal, state, and local regulations in effect on the date of invitation for bids or request for proposal. Routine maintenance, repair, and replacement of component parts and module

    9、s shall be capable of being performed by journeyman boiler plant operators and journeyman electronic technicians. Monitoring devices specified for use on 250,000,000 Btu (263 764 O00 kJ) and larger plants shall meet the requirements of 40 CFR part 60, appendix B, performance specifications 1,2, and

    10、3. Installation, plant size, location, duct/stack type and diameter, gas temperature range, corrosive components, condensate, surface and distance between the sensor(s), control unit(s) or data acquisition system shall be as specified (see 7.2). 3.2 Standard commercial product. The monitoring device

    11、s and data acquisition systems shall, as a minimum, be in accordance with the requirements of this CID and shall be the manufacturers standard commercial product. Additional or better features which are not specifically prohibited by this CID but which are a part of the manufacturers standard commer

    12、cial product, shall be included in the monitoring devices and data acquisition systems being furnished. A standard commercial product is a product which has been sold or is being currently offered for sale on the commercial market through advertisements or manufacturers catalogs or brochures, and re

    13、presents the latest production model. 3.3 Interface. A monitoring device specified for one location shall be compatible with same make monitoring devices of other types at that location. When specified (see 7.2), the monitoring device shall interface with existing equipment. The makes, models, and t

    14、ypes of existing monitoring devices shall be specified (see 7.2). 3.4 Emission monitoring devices. 3.4.1 Type I, opacity monitor. The type I opacity monitor when used in conjunction with a data acquisition system, shall as a system, conform to the requirements of 40 CFR part 60, appendix B, performa

    15、nce specification 1. The system shall be tailored to perform as specified herein. 3.4.1.1 Control unit light display. The control unit shall provide a minimum of “clear,” “warning,” and “violation” display lights. Independent controls shall be provided for adjusting 2 Licensed by Information Handlin

    16、g ServicesA-A-50566 9018054 0000327 5b3 W A-A-50566 warning and violation light activation from O to 100 percent opacity and O- to 90-second delay to prevent momentary false alarms. 3.4.1.2 Control unit meter display. The control unit meter display shall be analog or digital unless one type is speci

    17、fied (see 7.2). If analog display is used, it shall conform to the requirements of ANSI C39.1. The scale shall be graduated linearly from O to 100 percent opacity in 2 percent increments. Ea digital display is used, it shall conform to the requirements of ANSI C39.6. The numerals shall indicate the

    18、percent opacity from O to 100 percent in percent increments. The numerals shall be distinguishable at a distance of not less than 6 feet (1.82 metre). The meters shall be accurate within I2 percent of full scale. 3.4.1.3 Relay contacts. The relay contacts shall be single-pole, single throw hermetica

    19、lly sealed contacts, not less than 5 amperes, 120-volt, 60 Hertz shall be provided for the visual warning signals and when specified (see 7.2), audible warning signals. The system shall warn of filter blockage, blower motor failure, window soilage, failure in the opacity monitor, and when opacity li

    20、mits are exceeded. 3.4.1.4 Analog outputs. The control unit (monitor) shall provide 4-20 milliampere outputs suitable for driving type VI data monitors. 3.4.1.5 Stack mounted equipment. The stack mounted equipment, used in conjunction with the monitoring devices shall perform the measurements in sit

    21、u without any sample extraction or conditioning. Stack mounted equipment shall be equipped with an air purge system providing filtered, moisture/oil free air for minimizing the amount of dirt and dust on the optical windows. Continuous long term sealed protection shall be provided for optical lenses

    22、 or reflective surfaces which could be damaged or rendered ineffective due to exposure to the stack gas stream in the event of air purge system failure. When specified (see 7.2), opacity monitors shall have provisions to automatically switch to a stand-by air supply (plant air), in the event of air

    23、purge system failure, and the system shall continue to monitor opacity. The air purge system shall be equipped with easily replaceable filters. The maximum stack pressure for the air purge system shall be as specified (see 7.2). Outdoor mounted systems shall be protected from the elements and inclem

    24、ent weather by NEMA 250, type 4, completely sealed weather covers. The light source shall have not less than 20,000 hours of in-use life. 3.4.1.6 Mounting hardware. Adjustable adapter flanges, thermal insulating blocks, and mounting hardware shall be included for simple, precise optical alignment. 3

    25、.4.1.7 Jet engine test cell. When specified for use on a jet engine test cell (see 7.2), the monitoring device shall meet the requirements for performance in accordance with the applicable part of 40 CFR part 60. 3.4.1.8 Calibration. When required by federal, state, and local regulations, the monito

    26、ring device shall perform automatic on-stack zerokpan calibration without requiring personnel check and at selected intervals in accordance with local CFR requirements. A manual override at the control unit shall permit manual activation for zerohpan calibration at any time by the operator without 0

    27、 3 Licensed by Information Handling Services A-A-50566 OL8054 0000328 4TT = A-A-50566 boiler shutdown. The opacity monitor calibration error shall be not greater than 3 percent opacity. Zero and calibration drift shall be not greater than 2 percent opacity in 24 hours. Response time shall be not gre

    28、ater than 90 percent in 10 seconds. 3.4.2 Type II, sulfur dioxide monitor; type III, nitrogen oxides monitor; and type IV, sulfur dioxide and nitrogen oxides monitor. The type II sulfur dioxide, type lII nitrogen oxides monitor, and type IV sulfur dioxide and nitrogen oxides monitor used in conjunct

    29、ion with a type VI data monitor, when required, shall as a system, conform to the requirements of 40 CFR part 60, appendix B, performance specification 2. 3.4.2.1 Calibration. When required by federal, state, and local regulations, the monitoring devices shall perform automatic on-stack zero and spa

    30、n calibration at selectable intervals of 1,2, 4,8, and 24 hours. A manual ovemde at the control unit shall permit manual activation for zero and span calibration at any time by the operator. 3.4.2.2 Control unit light display. The control unit light display shall provide no less than “warning” and “

    31、violation” lights. Independent controls shall be provided for adjusting warning and violation light actuation from O to full scale parts per million (pprn) and O- to 90-second delay to prevent momentary false alarms. 3.4.2.3 Control unit meter display. The control unit meter display shall conform to

    32、 the requirements of 3.4.1.2 except that graduations shall read ppm with not less than two switch selectable ranges, Le., O to 1000, O to 3000 ppm. Range of meter shall be as specified (see 7.2). 3.4.2.4 Relay contacts. The relay contacts described in 3.4.1.3 shall be provided for visual display and

    33、, when specified (see 7.2), audible warning signals. 3.4.2.5 Analog outputs. The control unit (monitor) shall provide 4-20 milliampere outputs suitable for driving type VI data monitors. 3.4.2.6 Stack mounted equipment. The monitoring device shall perform the measurements in situ. Ifthe measurement

    34、technique is variable with stack gas temperature, the measurement output shall automatically compensate for these variations. The monitor shall also measure stack temperature. Stack and outdoor mounted components shall be protected from the elements and inclement weather by NEMA 250 type 4 completel

    35、y sealed weather cover. 3.4.3 Type V, oxygen monitor. The type V oxygen monitor used in conjunction with a type Vi data monitor, when required, shall as a system, conform to the requirements of 40 CFR part 60, appendix B, performance specification 3. The monitor shall perform the measurement in situ

    36、, without any sample extraction or conditioning and shall be capable of providing automatic trim control and providing increased response with decreased oxygen in the stack. 3.4.3.1 Calibration. When required by federal, state, and local regulations the monitor shall perform automatic on-stack zero/

    37、span calibration without personnel check and at selected intervals in accordance with local CFR requirements. A manual override at the control unit shall 4 Licensed by Information Handling Services A-A-50566 m 901805L1 0000329 336 m A-A-50566 permit manual activation for terohpan calibration at any

    38、time without boiler shutdown. Calibration error shall be within f 0.2 percent and the response time shall be 90 percent in 8 seconds. Zero/calibration drift shall be not greater than 0.3 percent over a 24-hour period. 3.4.3.2 Control unit light display. The control unit light display shall provide n

    39、o less than low oxygen, early warning, and alarm. Independent controls shall be provided for adjusting “warning” and alam” light activation from O to full scale, and O- to 90-second delay to prevent momentary false alarms. 3.4.3.3 Control unit meter display. The control unit meter display shall conf

    40、orm to the requirements of 3.4.1.2, except that graduations shall read O to 20.9 percent oxygen in 0.1 percent increments (see 7.2). 3.4.3.4 Relay contacts. Relay contacts described in 3.4.1.3 shall be provided for visual display and, when specified (see 7.2), audible warning signals. 3.4.3.5 Analog

    41、 outputs. The control unit (monitor) shall provide 4-20 milliampere outputs suitable for driving type VI data monitors and fuel/air controller. 3.4.3.6 Stack mounted equipment. Stack and outdoor mounted components or systems shall be protected from the elements and inclement weather by NEMA type 12

    42、or equivalent, completely sealed weather covers. 3.4.3.7 Probe. The stack probe shall be equipped with industrial duty flame arrestors to prevent flame propagation and flash-back in the probe unit. The probe shall extend not less than one-third of the diameter of the stack or duct, at the point of m

    43、easurement. The probe shall be corrosion- resistant and include filter, deflectors, and/or airfoils to minimize accumulation of particulates from the process gas. 3.4.4 Type VI data monitors. The type VI data monitors, when used in conjunction with the type I through type V monitors, shall as a syst

    44、em, measure the output from the monitors and record the data and generate reports when required by applicable federal, state, and local agencies without operator interventi on. 3.4.4.1 Class A, chart recorder. The recording chart shall move no slower than 0.75-inch per hour (19.05 millimetre (mm) pe

    45、r hour) and be of sufficient length for not less than a 31-day continuous record. The movement of the recording mechanism shall be free and smooth and the pen shall produce a continuous record. Means shall be provided for adjusting the zero-position of the pen point and for minor recalibration. The

    46、pen shall be for marking on chart paper and shall not abrade the chart. Means shall be provided to move the pen away from the chart and to prevent it from returning to the chart until manually returned. The overall accuracy of the recorder shall be within 2 1.5 percent of full scale. 3.4.4.2 Indicat

    47、or. The recorder shall incorporate a separate indicating pointer or colored band(s) with a scale not less than 6 inches (152 mm) long, or a 5-digit display with 2 decimal places. 5 Licensed by Information Handling Services A-A-505hh W 9018054 0000330 058 W A-A-50566 Digits shall be not less than 1.0

    48、0-inch (25.4 mm) high of color to contrast with surrounding background. 3.4.4.3 Pen-movement mechanism. The pen-movement mechanism shall be actuated by mechanical or pneumatic power transmitted by direct mechanical or pneumatic connection from the analyzing system. The mechanism can also be actuated

    49、 by electrical power controlled by a signai from the analyzing system in such a way that performance shail be within the limits specified. 3.4.4.4 Pneumatic transmission. When required in the design, the connectors and other fittings shall be of a type which allow joints to be made leakproof without putting strain on the equipment. 3.4.4.5 Electricai recorders. Electrical recorders shall operate when activated by a signal from the analyzing system without appreciable lag. The electrical recorders shall position the recording and indicating element without c


    注意事项

    本文(NAVY A-A-50566-1998 MONITORING DEVICES EMISSION STACK RELATED [Superseded NAVY MIL-M-29190 A CANC NOTICE 2 NAVY MIL-M-29190 A VALID NOTICE 1 NAVY MIL-M-29190 A NAVY MIL-M-29190 (1).pdf)为本站会员(diecharacter305)主动上传,麦多课文档分享仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文档分享(点击联系客服),我们立即给予删除!




    关于我们 - 网站声明 - 网站地图 - 资源地图 - 友情链接 - 网站客服 - 联系我们

    copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
    备案/许可证编号:苏ICP备17064731号-1 

    收起
    展开