Lokacin zabar saitin janareta na diesel don aikace-aikacen hakar ma'adinai, yana da mahimmanci don ƙididdige ƙimar yanayin muhalli na musamman na ma'adinan, amincin kayan aiki, da farashin aiki na dogon lokaci. A ƙasa akwai mahimman la'akari:
1. Halayen Haɗin Wuta da Load
- Ƙididdigar Load kololuwa: Kayan aikin hakar ma'adinai (kamar murkushe, drills, da famfo) suna da babban igiyoyin farawa. Matsakaicin ƙarfin janareta yakamata ya zama 1.2-1.5 matsakaicin nauyi mafi girma don gujewa wuce gona da iri.
- Ƙarfin Ci gaba (PRP): Ba da fifikon saitin janareta wanda aka ƙididdige don ci gaba da ƙarfi don tallafawa dogon lokaci, ayyuka masu nauyi (misali, aiki na 24/7).
- Daidaitawa tare da Motoci masu Sauyawa (VFDs): Idan nauyin ya haɗa da VFDs ko masu farawa masu laushi, zaɓi janareta tare da juriya masu jituwa don hana karkatar da wutar lantarki.
2. Daidaitawar Muhalli
- Tsayin Tsayi da Zazzaɓi: A cikin tudu mai tsayi, siraran iska na rage ingancin injin. Bi ƙa'idodin ɓarna na masana'anta (misali, ƙarfin yana raguwa da ~10% cikin mita 1,000 sama da matakin teku).
- Kariyar ƙura da iska:
- Yi amfani da IP54 ko mafi girma kewaye don hana shigar ƙura.
- Shigar da tsarin sanyaya iska mai tilastawa ko allon ƙurar radiyo, tare da tsaftacewa akai-akai.
- Resistance Vibration: Zaɓi ƙarfafa tushe da sassauƙan haɗin kai don jure girgizar wurin haƙar ma'adinai.
3. Fuel da fitar da hayaki
- Ƙarfafawar Diesel-Ƙaramar Sulfur: Yi amfani da dizal tare da abun ciki na sulfur <0.05% don rage fitar da hayaki da tsawaita tsawon rayuwar DPF (Diesel Particulate Filter).
- Yarda da watsi: Zaɓi janareta masu saduwa da Tier 2/Tier 3 ko tsauraran ƙa'idodi dangane da ƙa'idodin gida don guje wa hukunci.
4. Amincewa da Ragewa
- Samfuran Mahimman Abubuwan Mahimmanci: Zaɓi don injuna daga manyan masana'anta (misali, Cummins, Perkins, Volvo) da masu canzawa (misali, Stamford, Leroy-Somer) don kwanciyar hankali.
- Ƙarfin Ayyukan Daidaitawa: Raka'a masu aiki tare da yawa suna ba da ƙarin aiki, suna tabbatar da ƙarfi mara yankewa idan mutum ya gaza.
5. Tallafin Kulawa da Bayan Talla
- Sauƙin Kulawa: Wuraren dubawa tsaka-tsaki, matattara masu sauƙin isa, da tashoshin mai don saurin aiki.
- Cibiyar Sadarwar Sabis ta Gida: Tabbatar cewa mai siyarwa yana da kayan kayan gyara da masu fasaha a kusa, tare da lokacin amsawa <24 hours.
- Kulawa Mai Nisa: Zaɓuɓɓukan IoT na zaɓi don bin diddigin ainihin lokacin matsin mai, zazzabi mai sanyi, da matsayin baturi, yana ba da damar gano kuskuren aiki.
6. La'akarin Tattalin Arziki
- Binciken Kuɗin Rayuwar Rayuwa: Kwatanta ingancin mai (misali, ƙirar da ke cinye ≤200g/kWh), tazarar juzu'i (misali, awanni 20,000), da ragowar ƙimar.
- Zaɓin Hayar: Ayyuka na ɗan gajeren lokaci na iya amfana daga haya don rage farashin gaba.
7. Tsaro da Biyayya
- Abubuwan Buƙatun Tabbacin Fashewa: A cikin mahalli masu haɗarin methane, zaɓi ATEX-certified fashe-fashe janareta.
- Sarrafa amo: Yi amfani da rumbun sauti ko masu shiru don saduwa da ƙa'idodin amo nawa (≤85dB).
Abubuwan da aka Shawarar
- Metal Metal Metal Metal Metal: Biyu 500kW Tier 3 janareta a cikin layi daya, IP55-rated, tare da kulawa mai nisa da 205g/kWh mai amfani.
- High-Altitude Coal Mine: 375kW naúrar (derated zuwa 300kW a 3,000m), turbocharged, tare da kura-hujja sanyaya gyare-gyare.
Lokacin aikawa: Yuli-21-2025
