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Journal articles
Magazine articles
Open Access
Case study: Paper mill power plant optimization—balancing steam venting with mill demand, TAPPI Journal June 2020

ABSTRACT: Most Power departments are tasked with generating steam to support mill wide operations, generate electricity, and reduce operating costs. To accomplish these tasks, power boilers generate high pressure steam that is reduced to intermediate and low pressures for process utilization in the mill by means of steam turbine generator extraction or pressure reducing valves. The most economical method to reduce steam pressure is the use of steam turbine generators, as electricity is generated from the steam when it is reduced in pressure. Electricity that is produced by these generators provides a substantial financial benefit and helps offset overall operational costs. To achieve tangible financial gains, the mill must evaluate the overall cost of steam production and the price of electricity.The current work provides a case study of power plant optimization that evaluated electricity production and steam production costs balanced with mill steam demand. Process and cost optimization led to a significant reduc-tion in low pressure steam venting, resulting in reduced fuel consumption and reduced operating cost.

Journal articles
Magazine articles
Open Access
Effects of different ammonium lignosulfonate contents on the crystallization, rheological behaviors, and thermal and mechanical properties of ethylene propylene diene monomer/polypropylene/ammonium lignosulfonate composites, TAPPI Journal January 2020

ABSTRACT: Thermoplastic elastomer (TPE), made from ethylene propylene diene monomer (EPDM) and polypropylene (PP) based on reactive blending, has an excellent processing performance and characteristics and a wide range of applications. However, there are currently no reports in the literature regarding the usage of TPE in making composite boards. In this paper, EPDM, PP, and ammonium lignosulfonate (AL) were used as the raw materials, polyethylene wax was used as the plasticizer, and a dicumyl peroxide vulcanization system with dynamic vulcanization was used to make a new kind of composite material. This research studied the influences of the AL contents on the crystallization behaviors, rheological properties, thermal properties, and mechanical properties of the composites. The results showed that the AL content had a noticeable impact on the performance of the composite board. Accordingly, this kind of composite material can be used as an elastomer material for the core layer of laminated flooring.

Magazine articles
Open Access
Pitfalls of trading market pulp on the internet, TAPPI JOURNAL, November 2000, Vol. 83(11)

Pitfalls of trading market pulp on the internet, TAPPI JOURNAL, November 2000, Vol. 83(11)

Journal articles
Open Access
Dispersion of pulp slurries using carboxymethylcellulose, TAPPI JOURNAL, October 2000, Vol. 83(10)

Dispersion of pulp slurries using carboxymethylcellulose, TAPPI JOURNAL, October 2000, Vol. 83(10)

Magazine articles
Open Access
The role of science in setting the environmental agenda, TAPPI JOURNAL, September 2000, Vol. 83(9)

The role of science in setting the environmental agenda, TAPPI JOURNAL, September 2000, Vol. 83(9)

Magazine articles
Open Access
The r & t system: everyone is responsible for innovation, TAPPI JOURNAL, September 2000, Vol. 83(9)

The r & t system: everyone is responsible for innovation, TAPPI JOURNAL, September 2000, Vol. 83(9)

Journal articles
Open Access
Qualification of welding procedures for duplex stainless steels, TAPPI JOURNAL, September 2000, Vol. 83(9)

Qualification of welding procedures for duplex stainless steels, TAPPI JOURNAL, September 2000, Vol. 83(9)

Journal articles
Open Access
Linking Pulp Variations to TMP Operation by Better Selection

Linking Pulp Variations to TMP Operation by Better Selection and Treatment of Process Data

Journal articles
Open Access
The influence of pigment particle shape on the in-plane tensile strength properties of kaolin-based coating layers, TAPPI JOURNAL

The influence of pigment particle shape on the in-plane tensile strength properties of kaolin-based coating layers, TAPPI JOURNAL

Journal articles
Open Access
A Low-Temperature, Black Liquor Gasifier Model for Use in WinGEMS, TAPPI JOURNAL, February 2006, Vol. 5(2) (242 KB)

A Low-Temperature, Black Liquor Gasifier Model for Use in WinGEMS, TAPPI JOURNAL, February 2006, Vol. 5(2) (242 KB)