Njikwa oke mgbasa ọkụ anwụrụ ọkụ maka nlele gburugburu gburugburu 

Ihe na-achịkwa oke mgbasa anwụrụ anwụrụ ọkụ mgbe nlekota gburugburu ebe obibi chọrọ nkenke - ọ bụghị ịkọ nkọ. Anyị etinyere n'elu 120 isi iyi na mmiri-art usoro na ụlọ ọrụ ogige ntụrụndụ, smart campuses, na eco-zones kemgbe 2006. N'ime atọ oru ngo afọ gara aga-abụọ na Shenyang's Heping District na otu na a chemical logistics hub-anyị chere ihe ịma aka ndị yiri ya: anwụrụ ọkụ si n'ebe dị nso ji esi mmiri stacks blurred sensọ agụ, àgwà baselines alarmwed. Ọ bụ mgbe ahụ ka anyị kwụsịrị ịgwọ anwụrụ ọkụ ka mkpọtụ azụ azụ — wee malite ịchịkwa oke mgbasa ya.

Ihe kpatara oke mgbasa ozi ji bụrụ ezigbo mgbanwe na nlekota gburugburu

Ọtụtụ ndị otu na-elekwasị anya na mmetụta sensọ ma ọ bụ oge nhazigharị. Mana data mpaghara anyị na-egosi oke mgbasa na-achịkwa ntụkwasị obi nha. Anwụrụ ọkụ anaghị eme ka gas dị ọcha. Njupụta urughuru ya, ọdịiche okpomọkụ, na shii ikuku gburugburu na-ekpebi ogologo oge ọ na-aga tupu ọ gbazee n'okpuru ebe nchọpụta. N'otu ule dị nso na igwe igwe akwa, anwụrụ ọkụ na-achịkwaghị achịkwa gbasaara mita 47 n'usoro tupu ọ daa na 12 µg/m³ PM2.5 - ma ihe mmetụta na-etinye mita 38 n'ebe dị anya kọrọ spikes n'elu 89 µg/m³ maka nkeji 11. Onye mere mpụ? Igwe ikuku 1.8 m/s na-emekọrịta ihe na nkwalite okpomọkụ sitere na ọkpọkọ na-ekpo ọkụ. Na-enweghị atụ ma ọ bụ kpachie envelopu mgbasa ozi ahụ, ọ nweghị usoro ihe mmetụta na-enye data kwesịrị ntụkwasị obi.

Ugbu a, anyị na-esepụta usoro mgbasa ozi site na iji ntinye oge atọ: vector ikuku mpaghara (nke ultrasonic anemometers tụrụ na 2 Hz), ngwa ngwa ọpụpụ stack (site na pitot tubes calibrated na ± 1.2% zuru oke), na plume okpomọkụ delta (IR thermography synced to weather station feeds). Nke a abụghị usoro ihe nlere anya - ọ bụ ihe anyị na-ebuga. Nhazi anyị ugbu a na-eji Modbus RTU nzikọrịta ozi n'etiti ọdụ ihu igwe Vaisala WXT530, Siemens S7-1200 PLC, na script Python omenala na-emelite radius mgbasa ozi kwa sekọnd 9 ọ bụla. Nsonaazụ a na-akwalite mbelata anụ ahụ-ọ bụghị nzacha ngwanrọ.

Ụzọ njikwa akwadoro n'ubi atọ (na ihe kpatara ya abụọ ji ada n'okpuru ibu)

Ụfọdụ na-arụ ụka na njikwa mgbasa ozi adịghị mkpa ma ọ bụrụ na ị "gbakwunyekwuo sensọ." Anyị nwalere nke ahụ. N'ime onye na-anya ụgbọ elu 2023 gafere saịtị isii, grid ihe mmetụta siri ike belatara ihe ọma ụgha naanị site na 22% - mana welitere ụgwọ mmezi 3.7 ×. Nke a bụ ihe na-arụ ọrụ n'ezie:

• Ihe mgbochi mgbanaka igwe: 3-mm igwe anaghị agba nchara baffles angled na 63° ka ifufe na-achị. Awụnyere 1.2 mita elu nke ụyọkọ ihe mmetụta. Wepu ntinye anwụrụ ọkụ nwere ike ịtụnye site na 84% n'ime 18 nke ọnọdụ ikuku 21. Na-arụ ọrụ kacha mma mgbe ikpori elu ≤ 8 mita.
• Mkpịsị ọkụ ọkụ mpaghara mpaghara: Ndị na-eme mkpọtụ axial dị ala (ụdị ECM, 42 dB (A) na 1 m) na-agbanye 0.8 m n'okpuru sensọ, na-agwụ ike 0.45 m³ / s nke ikuku gburugburu elu na 1.1 m/s. Na-emepụta micro-updraft kwụsiri ike nke na-ebuli anwụrụ ọkụ na-abata n'elu ụgbọelu na-ahụ ihe. Ekwenyere na ọ dị irè ruo 2.3 m/s ikuku.
• ákwà mgbochi alụlụ mmiri: Ọ bụghị usoro na-adịghị mma-nozzles ziri ezi (usoro Spraying Systems TJ, 0.15 mm orifice) na-ebuga 0.8 L / min kwa mita nke ogologo ákwà mgbochi. Mmụba mmiri ara ehi na-ejide> 68% nke ụmụ irighiri ihe dị n'okpuru 5 μm n'ime 0.9 sekọnd. Na-achọ ike mmiri <80ppm na nzacha inline. Ọ dara ugboro abụọ n'ihi nhazi calcium-ya mere anyị na-akọwapụta nozzles nwere seramiiki.

Gịnị na-adịghị arụ ọrụ? Ihuenyo ntupu na-agafe agafe (mechie n'ime awa 72) yana ndị na-egbochi kemịkalụ (pH na-agbanwe agbanwe na-efegharị ihe mmetụta site na ± 4.3% kwa izu). Anyị mụtara na n'ụzọ siri ike—n'ụlọ ọrụ mmiri na-ekpofu mmiri abụọ bụ́ ebe anwụrụ ọkụ amonia jupụtara na ya ji ntupu nke zinc kpuchiri meghachi omume, na-akpụ nnu na-eduzi mmiri nke na-ebelata ihe mmetụta.

Mgbakwunye bụ ebe ọtụtụ ọrụ na-asụ ngọngọ

Njikwa mgbasa ozi na-ada ọ bụghị n'ihi na ngwaike adịghị mma - kama n'ihi na agbanyere ya na netwọk nlekota ihe nketa. Anyị na-ahụ oghere ntinye ọnụ atọ na-emegharị ugboro ugboro:

• Nhazi oge adịghị mma: Ụlọ ọrụ ihu igwe na-enyocha sekọnd 60 ọ bụla ebe mgbagha mgbasa na-achọ mmelite ọ bụla 8-12 sekọnd. Idozi: Tinye oyi akwa mgbako ihu (Raspberry Pi CM4 nwere kernel ozugbo) iji chekwaa ma megharịa ya.
• Esemokwu ngalaba ike: Ụgbọ ala ihe mmetụta 24 VDC na-ekerịta ala na sekit fan 220 VAC. Na-ebute mkpọtụ ụda 17-23 mV na ahịrị 4-20mA analọg. Idozi: Igwe nrụnye mgbama dịpụrụ adịpụ Opto (Dataforth SCM5B35-03) tupu ntinye ADC.
• Njehie geometry rịgoro: Baffles enịm ukem na ifufe direction kama perpendicular ka plume centerline. Nsonaazụ: 55% mbelata arụmọrụ. Idozi: Jiri mita anya laser n'oge awụnyere iji chọpụta nhazi axis mgbochi-to-stack n'ime ± 2.5°.

Ugbu a, anyị na-agụnye ndepụta nyocha saịtị dị nkeji iri na ise tupu ebuga ọ bụla - na-ekpuchi gradients thermal, elu dị nso na-egosipụta, na ọbụna njupụta ahịhịa nke oge (obere osisi na-agbanwe profaịlụ ikuku site na 30%). Ọ na-ewe awa 3.5 na saịtị ahụ. Ndị ahịa na-akpọ ya oke oke. Mgbe ahụ, ha na-ahụ akụkọ nkwụsi ike data nke ọnwa mbụ ha.

Njikwa Mgbasa anwụrụ ọkụ bụ ịdọ aka ná ntị arụ ọrụ-Ọ bụghị naanị ngwaike

Nke a abụghị maka ịzụrụ igbe akpọrọ "njikwa oke mgbasa anwụrụ ọkụ." Ọ bụ maka itinye aka na-aga n'ihu na-atụ ihe na-akpali-na ihe kpatara ya. Usoro ọ bụla anyị na-ewu na-agụnye nhụta redio mgbasa ozi dị ndụ na SCADA HMI, na-emelite kwa sekọnd iri ọ bụla. Ndị na-arụ ọrụ na-ahụ ọ bụghị naanị ụkpụrụ ntinye uche kama envelopu anụ ahụ nwere ha. Mgbe ikuku na-agbanwe, radius na-achagharị. Mgbe ikpo ọkụ na-adaba, eriri ahụ na-adaba n'ime. Ọhụụ ahụ na-agbanwe mkpebi.

N'ebe a na-emepụta batrị na Dalian, ndị na-arụ ọrụ na-eji ihe ngosi ahụ gbuo oge ikpo ọkụ ọkụ ruo mgbe ifufe gbanwere n'ebe ọwụwa anyanwụ - na-egbutu mkpuchi CO ụgha site na 91% na Q1 2024. N'ọnọdụ ọzọ, ụlọ akwụkwọ mahadum na-edozi usoro ịgba mmiri mmiri na-adabere na map mgbasa ozi oge, na-eji ogidi mmiri dị ka ihe mgbochi vetikal siri ike. Ọnweghị ngwaike ọhụrụ - naanị akụ eweghachitere nke ọgụgụ isi mgbasa ozi na-eduzi.

Njikwa oke mgbasa anwụrụ ọkụ na-amalite site n'ịkwenye na gburugburu ebe obibi anaghị agbanwe agbanwe. Ọ na-eku ume, na-agbanwe, na-ekpo ọkụ, na-ajụ oyi. Nleba anya nkenke na-amalite ebe mgbasa na-akwụsị-ma mechie ebe njikwa na-amalite. Maka ndị otu dị oke mkpa maka data enwere ike ime, oke ahụ abụghị ihe agbanwe agbanwe ileghara anya. Ọ bụ paramita izizi iji tụọ, chepụta na jikwaa.