Products

upgraded brown coal ubc process

Demonstration of Upgraded Brown Coal (UBC Process by 600 ...

The process, called the upgraded brown coal (UBC) process, is based on the principle of "tempura (Japanese battered deep-fried food)" and efficiently removes the water contained in low rank coal in heated light oil.1) This technical development involves a pilot plant operation in Indonesia (production base capacity, 3 tonnes/day), whose operation has lasted for four years since FY 20011), 2 ...

More

CHARACTERIZATION OF UPGRADED BROWN COAL (UBC): Coal ...

One of these processes is the Upgraded Brown Coal (UBC) process developed by Kobe Steel Ltd. In this study, an Indonesian LRC was processed using the UBC bench scale unit of 100 kg/day at a temperature of 150°C and a pressure of 350 KPa using kerosene as the process media. To prevent the increase of equilibrium moisture content in the dried coal, the addition of low sulfur wax residue

More

Development of Upgraded Brown Coal (UBC®) Process

Download Citation Development of Upgraded Brown Coal (UBC®) Process Generally speaking, it is difficult to use a low rank coal due to its lower heat value. However, the low rank coal can ...

More

UBC (Upgraded Brown Coal) process development

Kobe Steel has developed a coal upgrading process, the UBC (Upgraded Brown Coal) process, for low quality coal. The history and development status of this process is reported on in this paper.

More

Product Competitiveness of Upgrading Brown Coal (UBC ...

Brown Coal (UBC) process is a method for reducing the moisture content of brown coal by up to 80%. This study provides an overview of the UBC product competitiveness compared with brown coal. It will generate some technical recommendations on the

More

22 Demonstration of Upgraded Brown Coal (UBC) process in ...

The Upgraded Brown Coal (UBC) process is a new technology to convert low rank coal into transportable solid fuel with higher calorific value without trouble of spontaneous combustion. A pilot plant with a capacity of 3 ton/day had been constructed on Java Island in Indonesia and operated to acquire data for feasibility study. Stable continuous operation of the plant had been demonstrated using ...

More

CHEMICAL AND PHYSICAL PROPERTIES OF UPGRADED BROWN

Among them, UBC (upgraded brown coal) process developed by Kobe Steel Ltd., Japan will be applicable (Deguchi, et. al., 2002). The pro-cess upgrades a LRC and reduces moisture con-tent to be equal to high rank coal. Therefore, it is expected to decrease the susceptibility to spon-taneous combustion. Process condition 0.35 MPa, was milder com-pared to that of other upgrading methods.

More

34. Demonstration of Upgraded Brown Coal (UBC) process in ...

The Upgraded Brown Coal (UBC) Process is a new technology to convert low rank coal into transportable solid fuel with higher heat value without trouble of spontaneous combustion. UBC demonstration plant with the capacity of 3 ton/day had constructed in Indonesia and operated to acquire data for F/S. It had been carried out stable continuous operation of the plant using Indonesian low rank coal ...

More

CHARACTERIZATION OF UPGRADED BROWN COAL (UBC): Coal

One of these processes is the Upgraded Brown Coal (UBC) process developed by Kobe Steel Ltd. In this study, an Indonesian LRC was processed using the UBC bench scale unit of 100 kg/day at a temperature of 150°C and a pressure of 350 KPa using kerosene as the process media. To prevent the increase of equilibrium moisture content in the dried coal, the addition of low sulfur wax residue

More

UBC (Upgraded Brown Coal) process development

Kobe Steel has developed a coal upgrading process, the UBC (Upgraded Brown Coal) process, for low quality coal. The history and development status of this process is reported on in this paper.

More

Development of Upgraded Brown Coal (UBC®) Process

Download Citation Development of Upgraded Brown Coal (UBC®) Process Generally speaking, it is difficult to use a low rank coal due to its lower heat value. However, the low rank coal can ...

More

CHEMICAL AND PHYSICAL PROPERTIES OF UPGRADED BROWN COAL

Among them, UBC (upgraded brown coal) process developed by Kobe Steel Ltd., Japan will be applicable (Deguchi, et. al., 2002). The pro-cess upgrades a LRC and reduces moisture con-tent to be equal to high rank coal. Therefore, it is expected to decrease the susceptibility to spon-taneous combustion. Process condition 0.35 MPa, was milder com-pared to that of other upgrading methods.

More

[PDF] Demonstration of Upgraded Brown Coal ( UBC ) Process

Corpus ID: 150382349. Demonstration of Upgraded Brown Coal ( UBC ) Process by 600 tonnes / day Plant @inproceedings{Kinoshita2010DemonstrationOU, title={Demonstration of Upgraded Brown Coal ( UBC ) Process by 600 tonnes / day Plant}, author={S. Kinoshita and D. Yamamoto and Tetsuya Deguchi and T. Shigehisa}, year={2010} }

More

Ash Deposition Behavior of Upgraded Brown Coal and Bituminous Coal

22/07/2010  Upgraded brown coal (UBC) and two types of bituminous coal with different melting temperatures and ash compositions were used as samples. The deposition tests were conducted using a refractory furnace. A water-cooled tube was inserted into the furnace to make the ash adhere to it.

More

IMPROVEMENT OF LOW RANK COAL PROPERTIES BY VARIOUS

Various coal upgrading processes were conducted i.e. upgraded brown coal (UBC), hot water drying (HWD) and steam drying (SD). The UBC process was carried out in pilot scale with a capacity of 5 tons/day at temperature of 160°C and pressure of 0.35 MPa, while the HWD and SD pro-

More

Product Competitiveness of Upgrading Brown Coal (UBC) Process

Brown Coal (UBC) process is a method for reducing the moisture content of brown coal by up to 80%. This study provides an overview of the UBC product competitiveness compared with brown coal. It will generate some technical recommendations on the

More

IMPROVEMENT OF LOW RANK COAL PROPERTIES BY VARIOUS

A low rank coal from Banko, South Sumatera was used to study the properties improvement of the coal due to coal upgrading process. Various coal upgrading processes were conducted i.e. upgraded brown coal (UBC), hot water drying (HWD) and steam drying (SD). The UBC process was carried out in pilot scale with a capacity of 5 tons/day at temperature of 160°C and pressure of 0.35 MPa, while the ...

More

Change of combustion characteristics of Indonesian low rank coal due to upgraded brown coal process

Upgraded brown coal (UBC) process has been developed to produce a dry upgraded coal which is comparable with a bituminous coal. Differential thermal and thermogravimetry analyses (DTA-TG) have been applied to study the combustion characteristics of some Indonesian raw and upgraded coals produced by the UBC process. DTA-TG profiles of the entire combustion process can be used to

More

Development of Upgraded Brown Coal (UBC®) Process

Download Citation Development of Upgraded Brown Coal (UBC®) Process Generally speaking, it is difficult to use a low rank coal due to its lower heat value. However, the low rank coal

More

Product Competitiveness of Upgrading Brown Coal (UBC ...

Brown Coal (UBC) process is a method for reducing the moisture content of brown coal by up to 80%. This study provides an overview of the UBC product competitiveness compared with brown coal. It will generate some technical recommendations on the current energy policies. Business as Usual (BAU) scenario and UBC product scenario were applied to show the difference in the amount of coal

More

Demonstration of upgraded brown coal (UBC) process by 600 ...

Download Citation Demonstration of upgraded brown coal (UBC) process by 600 tonnes/day plant Utilization of low rank coal has been limited so far, due to its low calorific value and ...

More

22 Demonstration of Upgraded Brown Coal (UBC) process in ...

The Upgraded Brown Coal (UBC) process is a new technology to convert low rank coal into transportable solid fuel with higher calorific value without trouble of spontaneous combustion. A pilot plant with a capacity of 3 ton/day had been constructed on Java Island in Indonesia and operated to acquire data for feasibility study. Stable continuous operation of the plant had

More

Water Adsorption and Desorption of Upgraded Brown Coal ...

29/07/2014  Isotherms of water adsorption and desorption of upgraded brown coal (UBC) were compared to those of its feedstock coals, dried and not dried. The shape of isotherms showed that UBC was exposed to an irreversible collapse of capillaries by losing its original water, as was dried feedstock coal. By analyzing isotherms from the viewpoint of heat of adsorption

More

4D2. Low-rank Coal Upgrading Technology (UBC Process)

Wastewater Upgraded brown coal (UBC) Raw coal Upgraded brown coal briquette Capillary water Surface water Research and development: Japan Coal Energy Center; Kobe Steel, Ltd. Project type: Joint research of technologies applicable in coal-producing countries Period: 2001-2004 (4 years) Part 2 CCT Overview Asphalt Before dewatering After dewatering Selective

More

Ash Deposition Behavior of Upgraded Brown Coal and ...

Upgraded brown coal (UBC) and two types of bituminous coal with different melting temperatures and ash compositions were used as samples. The deposition tests were conducted using a refractory furnace. A water-cooled tube was inserted into the furnace to make the ash adhere to it. The molten slag fraction in ash was estimated by means of chemical equilibrium

More

Ash deposition behavior of upgraded brown coal in ...

01/07/2011  The objectives of this study are to evaluate the ash deposition behavior such as slagging and fouling for Upgraded Brown Coal (UBC) and bituminous coal in a 145 MW practical coal combustion boiler. The melting temperature of UBC ash is relatively lower than that of bituminous coal ash. The combustion tests were conducted on blended coal consisting 20 wt.% of UBC and 80 wt.% of bituminous coal ...

More

IMPROVEMENT OF LOW RANK COAL PROPERTIES BY VARIOUS ...

Upgraded Brown Coal (UBC) The upgraded brown coal (UBC) process devel-oped by Kobe Steel Ltd., Japan, is one of the evaporative drying processes. The UBC process upgrades LRC to high quality solid fuel on the ba-sis of a slurry dewatering process. It has been developed and demonstrated as a pre-treatment for brown coal liquefaction (Shigehisa, et al., 2000).

More

Badan Litbang ESDM

Salah satunya adalah upgraded brown coal (UBC), yaitu suatu proses penurunan kadar air bawaan batubara peringkat rendah sehingga nilai kalor batubara tersebut meningkat. Dibandingkan dengan teknologi upgrading lainnya, UBC mempunyai keuntungan karena prosesnya dilakukan pada temperatur dan tekanan relatif rendah, yaitu 150-160 C pada 0,2-0,3 MPa. Proses UBC

More

CHARACTERIZATION OF UPGRADED BROWN COAL (UBC): Coal ...

25/02/2010  One of these processes is the Upgraded Brown Coal (UBC) process developed by Kobe Steel Ltd. In this study, an Indonesian LRC was processed using the UBC bench scale unit of 100 kg/day at a temperature of 150°C and a pressure of 350 KPa using kerosene as the process media. To prevent the increase of equilibrium moisture content in the dried ...

More

34. Demonstration of Upgraded Brown Coal (UBC) process in ...

The Upgraded Brown Coal (UBC) Process is a new technology to convert low rank coal into transportable solid fuel with higher heat value without trouble of spontaneous combustion. UBC demonstration plant with the capacity of 3 ton/day had constructed in Indonesia and operated to acquire data for F/S. It had been carried out stable continuous operation of the plant using Indonesian low rank coal ...

More

22 Demonstration of Upgraded Brown Coal (UBC) process in ...

The Upgraded Brown Coal (UBC) process is a new technology to convert low rank coal into transportable solid fuel with higher calorific value without trouble of spontaneous combustion. A pilot plant with a capacity of 3 ton/day had been constructed on Java Island in Indonesia and operated to acquire data for feasibility study. Stable continuous operation of the plant had

More

Product Competitiveness of Upgrading Brown Coal (UBC ...

Upgrading Brown Coal (UBC) process is a method for reducing the moisture content of brown coal by up to 80%. This study provides an overview of the UBC product competitiveness compared with brown coal. It will generate some technical recommendations on the current energy policies. Business as Usual (BAU) scenario and UBC product scenario were applied to

More

Influence of additives on the increase of the heating ...

29/12/2015  Abstract UBC (upgrading brown coal) is a method of improving the quality of coal by using oil as an additive. Through processing in the oil media, not just the calories that increase, but there is also water repellent properties and a decrease in the tendency of spontaneous combustion of coal products produced.

More

TECHNICAL ASSESSMENT OF UBC PILOT PLANT USING

coal using Upgraded Brown Coal (UBC) process. The emphasis is on the demonstration of computer simulation for a 5 TPD UBC process pilot plant. 2. PROCESS DESCRIPTION A conceptual process flow diagram of the UBC process is illustrated in Figure 1. The UBC pilot plant processes 5 tones a day low rank coal and consists of process units, utility and control room. Pulverized coal

More

An Overview of Coal Water Mixture (CWM) as New ...

process Palimanan UBC, West Java, Indonesia and are called Upgraded Brown Coal Water Mixture. The characteristics of coal as raw material for UBCWM can be seen in Table 1 and UBCWM’s manufacturing process flow chart is shown in Figure 1. The main purpose in UBCWM’s manufacturing is: - To produce higher coal content - Static stability and high

More

Change of combustion characteristics of Indonesian low ...

Upgraded brown coal (UBC) process has been developed to produce a dry upgraded coal which is comparable with a bituminous coal. Differential thermal and thermogravimetry analyses (DTA-TG) have been applied to study the combustion characteristics of some Indonesian raw and upgraded coals produced by the UBC process. DTA-TG profiles of the entire combustion process

More

Badan Litbang ESDM

Salah satunya adalah upgraded brown coal (UBC), yaitu suatu proses penurunan kadar air bawaan batubara peringkat rendah sehingga nilai kalor batubara tersebut meningkat. Dibandingkan dengan teknologi upgrading lainnya, UBC mempunyai keuntungan karena prosesnya dilakukan pada temperatur dan tekanan relatif rendah, yaitu 150-160 C pada 0,2-0,3 MPa. Proses UBC

More

PENINGKATAN KUALITAS BATUBARA PERINGKAT

Salah satu proses dengan cara ini adalah UBC (Upgraded brown coal) yang diperkenalkan oleh Kobe Steel Ltd., Jepang. Bagan air proses UBC (Kobelco, Ltd., 2000) dapat dilihat pada Gambar 1. Gambar 1. Bagan Air Proses UBC. Proses UBC dilakukan pada temperatur sekitar 150˚C sehingga pengeluaran tar dari batubara belum sempurna. Untuk itu perlu ditambahkan zat

More