Hoʻohana nui ʻia nā mika kahe Doppler ma nā ʻoihana like ʻole e ana i ke kahe o nā wai. Ma waena o nā ʻano mika kahe like ʻole, kū ka mika kahe ultrasonic Doppler no ko lākou pololei a me ka hilinaʻi. Ma kēia ʻatikala, e ʻimi mākou i ke ʻano o ka mika kahe ultrasonic Doppler a pehea e hana ai.
ʻO ka mika kahe ultrasonic Doppler kahi mea hana ʻaʻole invasive i hoʻohana ʻia e ana i ke kahe o nā wai i loko o nā paipu. Hoʻohana ia i ka hopena Doppler, ʻo ia ka loli o ke alapine (frequency) a i ʻole ka nalu o kahi nalu i ka neʻe ʻana o ka mea nānā e pili ana i ke kumu o ka nalu. No ka mika kahe ultrasonic Doppler, hoʻohana ia i nā nalu ultrasonic e ana i ka nui o ke kahe o ka wai.
He maʻalahi ke kumumanaʻo o ka ultrasonic Doppler flowmeter. Hana ia ma ka hoʻouna ʻana i nā nalu ultrasonic i loko o nā wai e kahe ana. A laila hōʻike ʻia kēia mau nalu e nā ʻāpana a i ʻole nā pehu i loko o ka wai. A laila hoʻohālikelike ʻia ke alapine o ka nalu i hōʻike ʻia me ke alapine o ka nalu i hoʻopuka ʻia. Inā e neʻe ana ka wai, e ʻokoʻa ke alapine o ka nalu i hōʻike ʻia ma mua o ke alapine o ka nalu i hoʻopuka ʻia ma muli o ka hopena Doppler. Ma ka nānā ʻana i kēia neʻe alapine, hiki i ka mika kahe ke helu i ka wikiwiki o ka wai a no laila ke kahe o ke kahe.
ʻO kekahi o nā pono nui o nā mika kahe ultrasonic Doppler ʻo ko lākou ʻano ʻaʻole invasive. ʻAʻole e like me nā mika kahe ʻē aʻe e pono ai ka hoʻopili pololei ʻana me ka wai, hiki ke hoʻopaʻa ʻia nā mika kahe ultrasonic Doppler i waho o ka paipu, e maʻalahi ai ke kau ʻana a me ka mālama ʻana. ʻO ke ʻano kēia ʻaʻohe pilikia o ka hāʻule ʻana o ke kaomi a i ʻole ka haumia, e kūpono ai no nā ʻano hana like ʻole.
Eia kekahi, pololei loa nā mika kahe ultrasonic Doppler a hiki ke ana i ke kahe o nā ʻano wai like ʻole, me ka wai hoʻoneoneo, nā kemika, a me nā slurries. Hiki iā lākou ke ana i ke kahe bidirectional, e kūpono ai lākou no nā kaʻina hana ʻoihana like ʻole.
Ma waho aʻe o ko lākou pololei a me ka ʻole o ka komo ʻana, ua ʻike ʻia nā mika kahe ultrasonic Doppler no ko lākou hiki ke lawelawe i nā kūlana kahe paʻakikī. Ana pono lākou i ke kahe ʻana i loko o nā wai turbulent a i ʻole aerated a me nā paipu me nā geometries maʻamau ʻole. ʻO kēia ka mea e kūpono ai lākou no nā ʻoihana e like me ka mālama ʻana i ka wai a me ka wai hoʻoneoneo, ka hana kemika a me ka hana ʻeli ʻana.
ʻO kekahi hiʻohiʻona koʻikoʻi o nā mika kahe ultrasonic Doppler ʻo ko lākou hiki ke hāʻawi i ka ʻikepili manawa maoli. Me ka holomua o ka ʻenehana, ua lako nā mika kahe ultrasonic Doppler hou me nā hiki ke hana hōʻailona kikohoʻe, e ʻae ana i nā ana kahe pololei a koke. Hiki ke hoʻohana ʻia kēia ʻikepili manawa maoli no ka kaohi ʻana i ke kaʻina hana, ka nānā ʻana a me ka hoʻonui ʻana, e kōkua ana i ka hoʻonui ʻana i ka pono a mālama i nā kumukūʻai.
I ka hopena, he mau mea hana waiwai nui nā mika kahe ultrasonic Doppler no ke ana pololei ʻana i ke kahe wai i nā ʻano hana ʻoihana like ʻole. ʻO kona ʻaʻole hoʻopilikia, pololei, hiki ke lawelawe i nā kūlana kahe paʻakikī, a me nā hiki ʻikepili manawa maoli e lilo ia i koho mua ma nā ʻoihana he nui. Ke hoʻomau nei ka holomua o ka ʻenehana, manaʻo ʻia e ʻoi aku ka paʻakikī o nā mika kahe ultrasonic Doppler, e hoʻomaikaʻi hou ana i kā lākou hana a me ka hilinaʻi.
Ka manawa hoʻouna: Mei-19-2024