Paper

Optima Control Solutions Ltd has a proven track record in the paper industry spanning over 30 years. From high-accuracy dandy roll sections to full paper coating lines, we have the in-house expertise to help manufacturers reduce costs by improving efficiency and reduction of waste. This helps with sustainability and the environment. 

Dandy Roll Control System In Action:

Optima makes a significant engineering contribution to the paper making industry. Optima’s involvement stems from our deep understanding of paper making machines and the control systems that automate them. Our engineering team has successfully completed more than 120 full-scale projects for papermaking and converting companies.

Now in our seventeenth year, Optima have developed a strong portfolio of retrofit and upgrade projects. Successfully modernising a wide range of complex machinery manufactured by prominent OEM companies including:

  • Jagenberg
  • Pasaban
  • Wickeltechnick
  • Beloit Walmsley
  • Bone Markem
  • Valmet

We have completed a great number of control system upgrades on sheeting lines, slitters, winders/rewinders, embossing machines, coating lines and laminators.

At Optima we supply our engineering services to both end users and to specialist machine builders; a recognition of our specialist expertise in the sector.

Scope of Supply:

Having amassed valuable experience in the paper industry, we deliver excellent results through a fully integrated scope of services. On each project we undertake, we provide the following comprehensive project engineering components:

  • Detailed Site survey – To provide the level of competence and expertise required in complex retrofit projects it is essential that we understand every detail of the machine, its process and its control system. Whether the job is a simple upgrade of obsolete PLC hardware or a full-scale drive control system refurbishment, success is achieved by making the machine work faster and better and more reliably. This requires a fundamental appreciation of its working mechanisms.
  • Panel layout and panel build – High quality panel build is vitally important to any project if an efficient system installation and commissioning is to be carried out. It is also a significant element for a trouble free ownership and maintenance experience. Our panel build department is passionate about high build standards, continuously raising the quality bar.
  • Engineering of Drives/PLC/Programmable product software – Engineering a control system involves writing succinct, well structured and commented functional software. For drives, PLCs and SCADA, implementing complex control algorithms for machine control systems with clarity and accuracy is a pre-requisite if production efficiency improvements are to be gained.
  • Installation – We recognize that electrical installation is a critical part of any system upgrade project. Often the most visible part of a project we regard it as the signature applying both technical and aesthetic rigour. We offer a wide range of installation services, from complete control system panel suites and cabling through to individual drives and PLCs.
  • Commissioning – Turnkey project engineering involves complete responsibility. Successful projects have the least impact on productivity, so minimising the impact of machine downtime for any upgrade project is central to Optima’s planning process. Our engineers have the experience and expertise to deliver the best control solution, from start to finish and a well commissioned machine will provide the highest production efficiency, the best product quality and the most reliable machine. Critically, our engineers operate to ensure that site and machine safety always meet or exceed the requisite legal standards.

Previous Projects:

Coating line control system replacement

Upgrade of obsolete control system using Siemens S7 PLCs and Parker SSD AC motors and drives. Installation of MPS compliant safety system. 

Sheeter control system upgrade

Supply of servo system to select the appropriate cutter gearbox ration. Modifications of the existing S7 PLC and HMI software to interface to the new equipment.

Slitting machine control system upgrade

Replacement of existing control system using Parker SSD DC drive controllers, Siemens S7-300 PLC, ultrasonic sensors, E-P converters. The project includes new control panel build.

Rewinder control system upgrade

Replacement of existing controllers and adding Siemens S7 PLC, HMI displays, PILZ PNOZ Multi safety PLC and emergency stop circuits.

Dandy roll upgrade

Upgrade of Parker SSD inverters and PLC hardware. Expansion of the PROFIBUS network.

Felt production line control system

Design of PLC, Scada and Servo drives software. Modifications of safety system.

Belt machine control system design

The main control disciplines for this project include:
· Drive system engineering
· PLC system engineering
· SCADA system engineering
· Safety Engineering

Three roll assembly control system design

Design and supply of PLC and safety equipment/software. Build of main control panel and operator control desk.

Conveyor control system software upgrade

Scope of supply includes site survey, PLC and Drive software write-up and training. Siemens control equipment is used.

Paper machine drives upgrade

New control system design using Parker SSD and Siemens components. Conversion of original drives to standard format. Installation and commissioning .

Recent Posts

Sustainable and Eco-Friendly Drive Technology from Optima

The innovative sinamics G220 variable frequency drive from Siemens not only helps reduce harmonics (Gary Wilcock) but is also a more sustainable drive choice. Let us explain.

The animation below shows the draft panel layouts for 8 drives using the G120 drives along with the required input and output reactors due to the long cable lengths involved for this installation. 

Shown on the right of the animation is the draft layout using the new G220 drives.

The new G220 drives, allow us to accommodate double the number of drives in one cabinet as no chokes are required.

SINAMICS G220 – the variable frequency drive for all industries

It has helped Optima Control Solutions Ltd make this a more sustainable design. 

Not only have we have reduced CO2 emissions in transit as the cabinet is lighter, we have also reduced the amount of minerals required to build by avoiding additional copper in the line chokes and steel in the chokes and cabinets.

The fusing for the other 8 drives has been moved to an adjacent cabinet where there are other drive sizes located. The control panel build is now underway. 

A big thanks to Ben Poole, too for his timely demonstration of these excellent drives. Sustainability CleanTech

 

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