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| | | # ä¸ãå
¸åç«çµåå
å«å¤ä¸ªå
³é®æ§å¶åè·¯ï¼ |
| | | |
| | | - 汽水系ç»ï¼é
çæ°´ä½ãè¸æ±½ååãè¸æ±½æ¸©åº¦ |
| | | |
| | | - çç§ç³»ç»ï¼çèè´åãæ°§éãNOxææ¾ |
| | | |
| | | - éé£ç³»ç»ï¼ä¸æ¬¡é£ãäºæ¬¡é£ãå¼é£æº |
| | | |
| | | - ç»æ°´ç³»ç»ï¼ç»æ°´æ³µãç»æ°´æµéãç»æ°´åå |
| | | |
| | | - 汽轮æºç³»ç»ï¼ä¸»æ±½ååã主汽温度ã转é |
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| | | |
| | | 以䏿¯å
¸åç«çµååæ§å¶åè·¯ç详ç»åç±»ä¸ææ¯å®ç°è¯´æï¼ç»åè¡ä¸æ åä¸ä¸å©ææ¯ï¼ |
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| | | --- |
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| | | ### **ä¸ãæ±½æ°´ç³»ç»æ§å¶åè·¯** |
| | | 1. **é
çæ±½å
æ°´ä½æ§å¶** |
| | | - **åè½**ï¼ç»´ææ±½å
æ°´ä½å¨Â±50mmèå´å
ï¼é²æ¢ç¼ºæ°´ææ»¡æ°´äºæ
[[1]][[7]]ã |
| | | - **æ§å¶çç¥**ï¼ |
| | | - **ä¸å²éæ§å¶**ï¼ç»åæ°´ä½ãè¸æ±½æµéãç»æ°´æµéä¿¡å·ï¼æ¶é¤âèåæ°´ä½âå½±å[[2]][[7]]ã |
| | | - **PIDç®æ³**ï¼éè¿`PIDController`ç±»å®ç°å¨æè°èï¼éæ ·å¨æ100ms[[9]]ã |
| | | - **å®ç°ç¤ºä¾**ï¼ |
| | | ```cpp |
| | | double feedwaterValve = pid.compute(targetLevel, currentLevel); |
| | | modbus.writeRegister(40003, feedwaterValve); // è°èç»æ°´éå¼åº¦ |
| | | ``` |
| | | |
| | | 2. **ä¸»è¸æ±½ååæ§å¶** |
| | | - **åè½**ï¼ç¨³å®ä¸»è¸æ±½ååï¼å¦9.5MPaï¼ï¼ç´æ¥å½±å汽轮æºååè½å[[9]]ã |
| | | - **ææ¯**ï¼ |
| | | - **æ¹è¿åPID**ï¼æç§¯åé¥±åæºå¶ï¼ä¸å©CN110849553Aï¼åºå¯¹çææ³¢å¨[[9]]ã |
| | | - **åè°æ§å¶**ï¼ä¸æ±½è½®æºè°èéèå¨ï¼å¹³è¡¡é
çèçä¸è´è·éæ±[[7]]ã |
| | | |
| | | 3. **åçè¸æ±½æ¸©åº¦æ§å¶** |
| | | - **åè½**ï¼éè¿å·æ°´å温æçæ°æ¡æ¿ç»´æåçè¸æ±½æ¸©åº¦ï¼å¦540âï¼[[3]]ã |
| | | - **çç¥**ï¼ |
| | | - **åé¦-åé¦å¤åæ§å¶**ï¼è´è·åååé¦è³å·æ°´éï¼ç»å温度åé¦è°è[[7]]ã |
| | | - **æ¨¡ç³æ§å¶**ï¼åºå¯¹å¤§æ»åç¹æ§ï¼ä½¿ç¨Eigenåºä¼ååæ°[[4]]ã |
| | | |
| | | --- |
| | | |
| | | ### **äºãçç§ç³»ç»æ§å¶åè·¯** |
| | | 1. **çæéæ§å¶** |
| | | - **åè½**ï¼æ ¹æ®è´è·æä»¤è°æ´ç»ç
¤æºè½¬éæçæ²¹éå¼åº¦[[1]]ã |
| | | - **ååæºå¶**ï¼ |
| | | - **交åéå¶**ï¼çæéä¸é£é卿å¹é
ï¼é²æ¢ç¼ºæ°§çç§[[7]]ã |
| | | - **卿åé¦**ï¼è´è·æä»¤ååæ¶æåè°æ´çæä¾ç»[[7]]ã |
| | | |
| | | 2. **çèè´åæ§å¶** |
| | | - **åè½**ï¼ç»´æçèååå¨-50~100Paï¼ç¡®ä¿çç§ç¨³å®æ§[[3]]ã |
| | | - **å®ç°**ï¼ |
| | | - **PIDè°èå¼é£æºå¯¼å¶å¼åº¦**ï¼ç»åéé£éåé¦ä¿¡å·[[7]]ã |
| | | - **å®å
¨èé**ï¼ä¸åäºåä½å¤æè§¦åå¼é£æºè·³é¸[[9]]ã |
| | | |
| | | 3. **æ°§éæ§å¶** |
| | | - **ç®æ **ï¼ç»´ææä½³è¿é空æ°ç³»æ°ï¼1.1~1.2ï¼ï¼æåçç§æç[[3]]ã |
| | | - **ææ¯**ï¼ |
| | | - **éç¯è°èäºæ¬¡é£é¨å¼åº¦**ï¼åºäºçæ°å«æ°§éåé¦[[7]]ã |
| | | - **è§£è¦æ§å¶**ï¼åå°æ°§éä¸çæéçç¸äºå¹²æ°[[4]]ã |
| | | |
| | | --- |
| | | |
| | | ### **ä¸ã汽轮æºç³»ç»æ§å¶åè·¯** |
| | | 1. **转é/è´è·æ§å¶ï¼DEHç³»ç»ï¼** |
| | | - **åè½**ï¼éè¿è°è汽轮æºè¿æ±½éå¼åº¦ï¼å¹é
çµç½è´è·æä»¤[[7]]ã |
| | | - **çç¥**ï¼ |
| | | - **串级æ§å¶**ï¼è½¬éï¼ä¸»åè·¯ï¼ä¸éé¨å¼åº¦ï¼å¯åè·¯ï¼èå¨[[4]]ã |
| | | - **䏿¬¡è°é¢**ï¼ååºçµç½é¢çåå·®ï¼ç²¾åº¦1ms SOEè®°å½ï¼[[1]][[6]]ã |
| | | |
| | | 2. **è½´å°è¸æ±½ååæ§å¶** |
| | | - **åè½**ï¼ç»´æè½´å°ç³»ç»ååï¼é²æ¢è¸æ±½æ³æ¼[[3]]ã |
| | | - **å®ç°**ï¼PIDè°èæè·¯éå¼åº¦ï¼ç¡®ä¿åå稳å®[[7]]ã |
| | | |
| | | --- |
| | | |
| | | ### **åãè¾
å©ç³»ç»æ§å¶åè·¯** |
| | | 1. **éé£ç³»ç»æ§å¶** |
| | | - **åè½**ï¼è°èé飿ºå
¥å£å¯¼å¶ï¼å¹é
çæéä¸é£é[[1]]ã |
| | | - **å®å
¨**ï¼é²åæ¯ä¿æ¤é»è¾ï¼åºäºåå䏿µéåé¦ï¼[[4]]ã |
| | | |
| | | 2. **åæ±½å¨ç空æ§å¶** |
| | | - **åè½**ï¼éè¿å¾ªç¯æ°´æ³µé¢çè°èç»´æç空度ï¼å¦-90kPaï¼[[3]]ã |
| | | - **ææ¯**ï¼æ¨¡ç³æ§å¶åºå¯¹é线æ§ç¹æ§[[7]]ã |
| | | |
| | | 3. **å¶ç²ç³»ç»æ§å¶** |
| | | - **åè½**ï¼è°æ´ç£¨ç
¤æºåºå£æ¸©åº¦ä¸ä¸æ¬¡é£éï¼ä¿è¯ç
¤ç²ç»åº¦[[1]]ã |
| | | - **çç¥**ï¼ä¸²çº§æ§å¶ï¼æ¸©åº¦ä¸»åè·¯+é£éå¯åè·¯ï¼[[7]]ã |
| | | |
| | | --- |
| | | |
| | | ### **äºãååæ§å¶çç¥** |
| | | 1. **æºçåè°æ§å¶ï¼CCSï¼** |
| | | - **ç®æ **ï¼å¹³è¡¡é
çèç䏿±½è½®æºååºé度ï¼éåºè´è·åå[[1]]ã |
| | | - **æ¹æ³**ï¼ |
| | | - **å馿§å¶**ï¼è´è·æä»¤åé¦è³çæä¸é£éç³»ç»[[7]]ã |
| | | - **è§£è¦æ§å¶**ï¼ä½¿ç¨ç¶æè§æµå¨ï¼Eigenåºï¼åå°åå-åçè¦å[[4]]ã |
| | | |
| | | 2. **NOxææ¾æ§å¶** |
| | | - **ææ¯**ï¼ |
| | | - **SCRè±ç¡ç³»ç»**ï¼éç¯è°èæ°¨å·å°éï¼ç»åçç§ä¼åï¼ä½æ°®çç§å¨ï¼[[6]]ã |
| | | - **颿µæ¨¡å**ï¼ä¸å©CN104020739B卿ä¼ååæ°[[5]]ã |
| | | |
| | | --- |
| | | |
| | | ### **å
ãææ¯å®ç°è¦ç¹** |
| | | - **æ°æ®éé**ï¼éè¿Modbus TCP读å4~20mAä¿¡å·ï¼å¦ååãæ¸©åº¦ï¼[[5]]ã |
| | | - **ç®æ³ä¼å**ï¼æ¹è¿åPIDï¼æç§¯å饱åï¼ãç¶æè§æµå¨ï¼Eigenåºï¼[[9]][[4]]ã |
| | | - **å®å
¨æºå¶**ï¼ä¸åäºåä½ã硬跳é¸åè·¯ï¼ç¬ç«äºDCSï¼[[9]][[4]]ã |
| | | |
| | | --- |
| | | |
| | | ### **æ»ç»** |
| | | åæ§å¶åè·¯éè¿**æ°æ®ééâæ§å¶è¿ç®âè¾åºæ§è¡âå®å
¨ä¿æ¤âååä¼å**çéç¯é»è¾ï¼ç¡®ä¿åçµé稳å®ä¸åæ°åè§ãææ¯å®ç°éç»åä¸å©ç®æ³ï¼å¦æç§¯å饱å[[9]]ï¼ãè¡ä¸æ åï¼å¦IEC 61131-3[[1]]ï¼åå®é
å·¥åµï¼å¦å¤åæ°è¦å[[7]]ï¼ã |
| | | |
| | | |
| | | |
| | | # äºã对åºä¼ æå¨ |
| | | |
| | | æ ¹æ®ç¥è¯åºåææ¡£å
容ï¼å
¸åç«çµåæ§å¶åè·¯ä¸ **Modbusåè®®éè¦ééçæ°æ®ç±»åå对åºçä¼ æå¨** å¦ä¸ï¼ |
| | | |
| | | --- |
| | | |
| | | ### **ä¸ãæ°æ®ééç±»åä¸ä¼ æå¨** |
| | | #### **1. 模æéè¾å
¥ï¼AIï¼** |
| | | | **æ§å¶åè·¯** | **ééæ°æ®** | **ä¼ æå¨ç±»å** | **Modbuså¯åå¨å°å示ä¾** | **转æ¢å
³ç³»** | **å¼ç¨æ¥æº** | |
| | | | ---------------- | ------------ | ---------------- | ------------------------ | -------------------- | ------------ | |
| | | | é
çæ°´ä½æ§å¶ | æ±½å
æ°´ä½ | å·®å弿¶²ä½åéå¨ | 40001 | 4~20mA â -200~+200mm | [[1]][[5]] | |
| | | | ä¸»è¸æ±½ååæ§å¶ | ä¸»è¸æ±½åå | åååéå¨ | 40002 | 4~20mA â 0~10MPa | [[5]][[9]] | |
| | | | åçè¸æ±½æ¸©åº¦æ§å¶ | åçè¸æ±½æ¸©åº¦ | ççµå¶/ççµé» | 40003 | 4~20mA â 0~600â | [[3]][[7]] | |
| | | | çæéæ§å¶ | çææµé | è´¨éæµé计 | 40004 | 4~20mA â 0~100t/h | [[1]][[7]] | |
| | | | çèè´åæ§å¶ | çèåå | 微差ååéå¨ | 40005 | 4~20mA â -200~+200Pa | [[3]][[7]] | |
| | | | æ°§éæ§å¶ | çæ°å«æ°§é | æ°§åéæ°§é计 | 40006 | 4~20mA â 0~25% Oâ | [[3]][[7]] | |
| | | | åæ±½å¨ç空æ§å¶ | ç空度 | ç»å¯¹åååéå¨ | 40007 | 4~20mA â -100~0kPa | [[3]][[7]] | |
| | | |
| | | #### **2. æ°åéè¾å
¥ï¼DIï¼** |
| | | | **æ§å¶åè·¯** | **ééæ°æ®** | **ä¼ æå¨ç±»å** | **Modbus线åå°å示ä¾** | **åè½** | **å¼ç¨æ¥æº** | |
| | | | ------------ | -------------- | ------------------- | ---------------------- | ----------------------- | ------------ | |
| | | | å®å
¨èé | çç§å¨ç«ç°æ£æµ | ç´«å¤/红å¤ç«ç°æ¢æµå¨ | 00001 | ç«ç°åå¨ï¼1ï¼/ççï¼0ï¼ | [[9]] | |
| | | | 设å¤ç¶æ | 飿ºè¿è¡ç¶æ | è¾
å©è§¦ç¹ | 00002 | è¿è¡ï¼1ï¼/忢ï¼0ï¼ | [[5]] | |
| | | | æ¥è¦ä¿¡å· | æ¸©åº¦é«æ¥è¦ | 温度å¼å
³ | 00003 | è§¦åæ¥è¦ï¼1ï¼ | [[1]] | |
| | | |
| | | --- |
| | | |
| | | ### **äºãModbuséä¿¡å®ç°ç»è** |
| | | 1. **åè½ç 䏿°æ®æ ¼å¼** |
| | | - **åè½ç 03**ï¼è¯»ä¿æå¯åå¨ï¼å¦40001~40007ï¼[[7]]ã |
| | | - **åè½ç 01/02**ï¼è¯»çº¿åç¶æï¼å¦00001~00003ï¼[[7]]ã |
| | | - **æ°æ®è§£æ**ï¼ |
| | | ```cpp |
| | | double pressure = (rawPressure / 32768.0) * 10; // 4~20mA转0~10MPa [[5]] |
| | | ``` |
| | | |
| | | 2. **éä¿¡åæ°** |
| | | - **åè®®**ï¼Modbus TCP/IPï¼ä¸»ä»æ¶æï¼ååå·¥ï¼[[1]][[5]]ã |
| | | - **卿**ï¼100msçº§å®æ¶ééï¼ç¬¦åIEC 61131-3æ å[[1]][[9]]ã |
| | | - **åä½**ï¼åç½å¡ç¯ç½ææï¼é²æ¢åç¹æ
é[[8]][[9]]ã |
| | | |
| | | --- |
| | | |
| | | ### **ä¸ãå
³é®ä¼ æå¨ææ¯è¦æ±** |
| | | 1. **精度ä¸ååºæ¶é´** |
| | | - åååéå¨ï¼ç²¾åº¦Â±0.1% FSï¼ååºæ¶é´<100ms[[5]]ã |
| | | - ççµå¶ï¼å度å·Kåï¼æµæ¸©èå´0~1300â[[3]]ã |
| | | |
| | | 2. **ä¿¡å·é离** |
| | | - ä¼ æå¨ä¿¡å·ééè¿éç¦»å¨æ¥å
¥DCSï¼é²æ¢çµç£å¹²æ°[[6]]ã |
| | | |
| | | 3. **HARTåè®®å
¼å®¹æ§** |
| | | - æºè½ä»ªè¡¨æ¯æHARTåè®®ï¼å®ç°æ°åéä¿¡ä¸æ¨¡æä¿¡å·æ··åä¼ è¾[[5]]ã |
| | | |
| | | --- |
| | | |
| | | ### **åãæ°æ®åå¨ä¸æ ¡éª** |
| | | 1. **宿¶æ°æ®åº** |
| | | - åå¨ç»æä½`AnalogPoint`å
å«KKSç¼ç ãåå§å¼ãå·¥ç¨å¼åæ¶é´æ³[[1]]ã |
| | | - 示ä¾ï¼ |
| | | ```cpp |
| | | struct AnalogPoint { |
| | | uint32_t tagId; // KKSç¼ç ï¼å¦"PT-1001"ï¼[[3]] |
| | | double engValue; // å·¥ç¨å¼ï¼å¦9.5MPaï¼ |
| | | uint64_t timestamp; // 纳ç§çº§æ¶é´æ³ |
| | | Quality quality; // æ°æ®åè´¨ï¼GOOD/BAD/UNCERTAINï¼[[1]] |
| | | }; |
| | | ``` |
| | | |
| | | 2. **å¼å¸¸å¤ç** |
| | | - æ°æ®æ ¡éªï¼éå¹
ãååçæ£æµï¼å¦ååçªå>1MPa/sè§¦åæ¥è¦ï¼[[1]]ã |
| | | - SOEè®°å½ï¼äºä»¶æ¶é´æ³ç²¾åº¦1msï¼ä½¿ç¨Boost.Logåå¨[[1]]ã |
| | | |
| | | --- |
| | | |
| | | ### **æ»ç»** |
| | | Modbusåè®®å¨ç«çµåæ§å¶åè·¯ä¸ééé **ååãæ¸©åº¦ãæµéãæ¶²ä½ãæ°§é** çæ¨¡æéå **设å¤ç¶æãæ¥è¦ä¿¡å·** çæ°åéï¼ä¾èµ **åéå¨ãççµå¶ãæµé计ãç«ç°æ¢æµå¨** çä¼ æå¨[[1]][[3]][[5]]ãæ°æ®éè¿åè½ç 03/01读åï¼è½¬æ¢ä¸ºå·¥ç¨åä½ååå¨è³å®æ¶æ°æ®åºï¼æ¯æåç»æ§å¶è¿ç®ä¸å®å
¨èé[[5]][[9]]ã |