Sehatsetsi se sebediswa haholoholo ho phodisa dipellet tse nang le mocheso o phahameng le mongobo o phahameng ho tloha mochining o etsang dipellet, ho phodisa dipellet ho fihlela mochesong o haufi le ho fihlela mongobo o hlokahalang bakeng sa polokelo e bolokehileng.
Ho na le di-cooler tse hanyetsanang le phallo ya metsi, di-cooler tse otlolohileng, di-cooler tsa meropa, jj.
Empa sesebelisoa sa ho pholisa se thibang phallo hangata se sebelisoa ka ts'ebetso e ntle 'marakeng.
Litekanyetso tsa tekheniki tsa li-pellets tsa lijo tsa liphoofolo tse pholileng:
| Mohlala | SKLB2.5 | SKLB4 | SKLB6 | SKLB8 | SKLB10 | SKLB12 |
| Bokgoni | 5t/h | 10t/h | 15t/h | 20t/h | 25t/h | 30t/h |
| Matla | 0.75+1.5KW | 0.75+1.5KW | 0.75+1.5KW | 0.75+1.5+1.1KW | 0.75+1.5+1.1KW | 0.75+1.5+1.1KW |
Li-cooler tse sebelisang counterflow li fana ka melemo e 'maloa tlhahisong ea indasteri ea lijo tsa liphoofolo, lijo tsa liphoofolo tse ruuoang lapeng le lijo tsa metsing. Melemo e meng ke:
1. Boleng bo ntlafetseng ba pellet: Li-cooler tse potolohang li thusa ho ntlafatsa boleng ba pellet ka kakaretso ka ho fokotsa mocheso, ho tlosa mongobo le ho eketsa ho tšoarella ha pellet. Sena se fella ka phetoho e ntle ea lijo le ts'ebetso e ntle ea liphoofolo.
2. Bokgoni ba ho Boloka Matla: Di-cooler tse sebetsang ka kgahlano le phallo ya motlakase ke mechini e bolokang matla e hlokang matla a fokolang ho sebetsa, e leng se fokotsang ditjeo tsa tlhahiso. Di sebedisa moya o batang o sebediswang ho phodisa di-pellet ho phodisa sehlopha se latelang, e leng se fokotsang tlhoko ya matla a eketsehileng.
3. Keketseho ea tlhahiso: Sehatsetsi se phetolang phallo se sebetsa ka matla a holimo, se fokotsa nako e hlokahalang ho pholisa li-pellets, ka hona se eketsa tlhahiso.
4. Boleng bo tsitsitseng ba sehlahisoa: Li-cooler tse potolohang li ka pholisa palo e kholo ea li-pellet ka mokhoa o tsitsitseng, ho netefatsa boleng bo tsitsitseng ba sehlahisoa.
5. Tlhokomelo e Fokoditsweng: Di-cooler tsa counterflow di etseditswe ho ba matla le ho hloka tlhokomelo e nyane, ho fokotsa nako ya ho se sebetse le ditjeo ka kakaretso.
Ka bokhutšoanyane, ka ho ntlafatsa boleng ba pellet, ho fokotsa tšebeliso ea matla, ho eketsa chai, ho netefatsa botsitso ba sehlahisoa, le ho fokotsa litšenyehelo tsa tlhokomelo, li-cooler tse potolohang ke karolo ea bohlokoa ea tlhahiso ea indasteri ea lijo tsa liphoofolo, lijo tsa liphoofolo tse ruuoang lapeng le lijo tsa metsing.