Research and development in pilot plant production of granular NPK fertilizer

Muhamad Fariz Failaka*, Nadia Zahrotul Firdausi, Chairunnisa, Ali Altway

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

PT Pupuk Kaltim (Pupuk Kaltim) as one of the biggest fertilizer manufacturer in Indonesia, always striving to improve the product quality and achieve the optimal performance while facing the challenges of global competition NPK (Nitrogen, Phosphorus, Potassium) market. In order to continuously improve operations and processes of two units NPK compound plant, Pupuk Kaltim has successfully initiated a new facility which is referred to as a NPK pilot-scale research facility with design capacity of 30 kg/hr. This mini-plant is used to assist in the scale up of new innovations from laboratory research to better understand the effect of using new raw materials and experiment with process changes to improve quality and efficiency. The pilot installation is composed of the following main parts: mixer, screw feeder, granulator, dryer and cooler. The granulator is the equipment where NPK granules is formed by spraying appropriate steam and water onto raw materials in a rotating drum. The rotary dryer and cooler are intended for the drying process where temperature reduction and the final moisture are obtained. As a part of innovations project since 2014, the pilot plant has conducted many of experiments such as trials using Ammonium Sulfate (ZA) as a new raw material, alternative raw materials of Diammonium Phosphate (DAP), Potassium Chloride (KCl) and clay, and using a novel material of fly ash. In addition, the process engineering staff also conduct the trials of raw materials ratio so that an ideal formulation with lower cost can be obtained especially when it is applied in the existing full-scale plant.

Original languageEnglish
Title of host publicationInternational Seminar on Fundamental and Application of Chemical Engineering 2016, ISFAChE 2016
Subtitle of host publicationProceedings of the 3rd International Seminar on Fundamental and Application of Chemical Engineering 2016
Editors Widiyastuti, Fadlilatul Taufany, Siti Nurkhamidah
PublisherAmerican Institute of Physics Inc.
ISBN (Electronic)9780735415102
DOIs
Publication statusPublished - 24 May 2017
Event3rd International Seminar on Fundamental and Application of Chemical Engineering 2016, ISFAChE 2016 - East Java, Indonesia
Duration: 1 Nov 20162 Nov 2016

Publication series

NameAIP Conference Proceedings
Volume1840
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference3rd International Seminar on Fundamental and Application of Chemical Engineering 2016, ISFAChE 2016
Country/TerritoryIndonesia
CityEast Java
Period1/11/162/11/16

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