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Elements and Performance Criteria

  1. Plan and prepare work
  2. Start up boiler unit
  3. Test plant operation
  4. Analyse system faults
  5. Complete documentation

Required Skills

This describes the essential skills and knowledge and their level required for this unit

Evidence shall show that knowledge has been acquired starting up a boiler unit

All knowledge and skills detailed in this unit should be contextualised to current industry practices and technologies

The extent of the Essential Knowledge and Associated Skills required follows

KSPOB Start up a boiler unit

T Evidence shall show that knowledge has been acquired for safe working practices of

Relevant environmental occupational health and safety legislation and regulations

Enterprise procedures

Plant drawings and manufacturers manuals

Introduction to and typical arrangements of power production plant

Relevant plant and equipment its location and operating parameters

Electric motor types and characteristics

Pump and compressor types and characteristics

Valve damper and actuator types and characteristics

Switchgear types and characteristics

Electrical protection types and characteristics

Electrical principles

Process control principles

Boiler process control systems

Fan types and characteristics

Transformers types and characteristics

Relevant state and territory regulations

Plant status

Enterprise recording procedures

Control and data acquisition systems

Supervisory alarm protection and control equipment

The system components and their interaction with other plant and equipment external to that covered by this competency

Temperature and pressure raising techniques and principles

Principles of air heater operation

Principles of relevant fuel combustion

Electricity distribution system ac and dc

Station water distribution systems

Fire protection control systems

Principles of boiler and feedwater chemical treatment

Boiler temperature and pressure requirements

Thermodynamics

Properties of matter

Coal handling plant

Bunkering

Steam power plant boiler water and steam systems

Boiler draught system types and characteristics

Fuel types and properties

Principles governing efficient combustion

Fuel conditioning and fuel firing equipment

Control of a boiler start up

Boiler efficiency

Auxiliary supply systems

Safe operating principles

T Specific skills needed to achieve the Performance Criteria

Apply relevant environmental occupational health and safety legislation and regulations

Apply enterprise procedures

Interpret plant drawings and manufacturers manuals

Apply relevant state and territory regulations

Apply enterprise recording procedures

Identify plant status

Prepare plantequipment for operation

Organise resources

Operate boiler plant and equipment

Apply temperature and pressure raising techniques and principles

Apply diagnostic and testing techniques

Identify and respond to abnormal plant operating conditions

Plan and prioritise work

Use relevant hand tools

Communicate effectively

Apply data analysis techniques and tools

Evidence Required

This provides essential advice for assessment of the competency standard unit and mustand must be read in conjunction with the Performance Criteria and the Range Statement of the unit and theand the Training Package Assessment Guidelines

The Evidence Guide forms an integral part of this competency standard unit and shall be used in conjunction with all components parts of this unit and performed in accordance with the Assessment Guidelines of this Training Package

Overview of Assessment

Longitude competency development approaches to assessment such as Profiling require data to be reliably gathered in a form that can be consistently interpreted over time This approach is best utilised in Apprenticeship programs and reduces assessment intervention It is the Industry preferred model for apprenticeships However where summative or final assessment is used it is to include the application of the competency in the normal work environment or at a minimum the application of the competency in a realistically simulated work environment It is recognised that in some circumstances assessment in part or full can occur outside the workplace However it must be in accord with Industry and regulatory policy

Methods chosen for a particular assessment will be influenced by various factors These include the extent of the assessment the most effective locations for the assessment activities to take place access to physical resources additional safety measures that may be required and the critical nature of the competencies being assessed

The critical safety nature of working with electricity electrical equipment gas or any other hazardous substancematerial carries risk in deeming a person competent Hence sources of evidence need to be rich in nature so as to minimise error in judgment

Activities associated with normal every day work have a bearing on the decision as to how much and how detailed the data gathered will contribute to its richness Some skills are more critical to safety and operational requirements while the same skills may be more or less frequently practised These points are raised for the assessors to consider when choosing an assessment method and developing assessment instruments Sample assessment instruments are included in the Assessment Guidelines of this Training Package

Critical aspects of evidence required to demonstrate competency in this unit

Before the critical aspects of evidence are considered all prerequisites shall be met

Evidence for competence in this unit shall be considered holistically Each element and associated Performance Criteria shall be demonstrated on at least two occasions in accordance with the Assessment Guidelines UEP Evidence shall also comprise

A representative body of work performance demonstrated within the timeframes typically expected of the discipline work function and industrial environment In particular this shall incorporate evidence that shows a candidate is able to

Implement Occupational Health and Safety workplace procedures and practices including the use of risk control measures as specified in the Performance Criteria and Range Statement

Apply sustainable energy principles and practices as specified in the Performance Criteria and Range Statement

Demonstrate an understanding of the essential knowledge and associated skills as described in Essential Knowledge and Associated Skills of this unit

Demonstrate an appropriate level of employability skills

Conduct work observing the relevant AntiDiscrimination legislation regulations polices and workplace procedure

Demonstrated performance across a representative range of contexts from the prescribed items below

The knowledge and application of relevant sections of Occupational Health and Safety legislation Statutory legislation Enterprisesite safety procedures Enterprisesite emergency procedures

The preparation and planning of work

The operation of boiler plant and equipment

Operationally testing plant

Analysing plant faults

The system components and interaction with other plant and equipment

The temperature and pressure raising requirements

The ability to prepare plantequipment for operation

The principles of relevant fuel combustion

The principles of boiler and feedwater chemical treatment

Dealing with an unplanned event by drawing on essential knowledge and skills to provide appropriate solutions incorporated in the holistic assessment with the above listed items

Context of and specific resources for assessment

This unit should be assessed as it relates to normal work practice using procedures information and resources typical of a workplace This should include

OHS policy and work procedures and instructions

Suitable work environment facilities equipment and materials to undertake actual work as prescribed by this unit

Competency Standards should be assessed in the workplace or simulated workplace and under the normal range of workplace conditions

Assessment of this unit will be supported with documentary evidence by means of endorsement stating type and application of work

In addition to the resources listed above in Context of assessment evidence should show competency working in limited spaces with different types of plant and equipment as well as different structuralconstruction types and methods and in a variety of environments

Method of assessment

This unit shall be assessed by methods given in Section Assessment Guidelines

Note

Competent performance with inherent safe working practices is expected in the Industry to which this unit applies This requires that the specified essential knowledge and associated skills are assessed in a structured environment which is primarily intended for learningassessment and incorporates all necessary equipment and facilities for learners to develop and demonstrate the essential knowledge and skills described in this unit

Concurrent assessment and relationship with other units

There are no recommended concurrent assessments with this unit however in some cases efficiencies may be gained in terms of learning and assessment effort being concurrently managed with allied competency standard units where listed

Nil


Range Statement

10) This relates to the competency standard unit as a whole, providing the range of contexts and conditions to which the Performance Criteria apply. It allows for different work environments and situations that will affect performance.

Plant and equipment may include boiler and auxiliary plant; fuel and fuel delivery system plant; fuel management system; flame detection equipment; steam temperature control plant; boiler heating surfaces dust removal system; combustion waste extraction system; electric motor; electricity distribution system a.c. and d.c.; diesel engine driven auxiliary plant; station water distribution systems; hydraulic power oil system; compressed air systems; computers with equipment control functions; and supervisory, protection, alarm and control equipment.

Safety standards may include relevant sections of Occupational Health and Safety legislation, enterprise safety rules, relevant State and federal legislation, national standards for plant and Australian standards.

Information and documentation sources may include verbal or written communications; enterprise safety rules documentation; enterprise operating instructions; dedicated computer equipment; enterprise/site standing instructions and plant notes; enterprise log books; manufacturer’s operation and maintenance manuals; and equipment and alarm manuals.

Technical and operational indicators may include stimuli (audio, smell, touch, visual), remote or local indicators and recorders, computers and alarms (visible and or audible).

Communications may be by means of telephone, two way radio, pager, computer (electronic mail) and operating logs (written or verbal).

Tests may include loss of major auxiliary controls response checks, stand-by plant “cut-in” tests, dampers/valves operating checks and pre and post start tests.

Appropriate personnel to consult, give or receive direction may include supervisor/team leader or equivalent; other coordinators of energy production or equivalent; technical and engineering officers or equivalent; maintenance staff; other operating staff; and contractor staff.

Operating environment may be remote from plant and equipment being operated; (operation is assisted by remote indicators of plant status and other parameters monitored); during inclement or otherwise harsh weather conditions, in wet/noisy/dusty/hot areas or during continuous operation.

Plant operations (systems requirements) may include cold/hot, start return to service; boiler chemical clean; and raising pressure for safety valve setting.

Faults and abnormal operating conditions may include loss of a major auxiliary; loss of electrical supply to switchboard(s), motors; boiler water chemical operating limits exceeded; automatic control loop(s) malfunctions; boiler heating surfaces dust removal system malfunctions; high temperatures on/in, boiler heating surfaces/tubes/headers, boiler exhaust (back end), steam to turbine, ex superheater or reheater, motor, fan, pump bearings and lubricating oil, motor windings; boiler tube leaks; air heater cold end temperatures low; air heater/combustion air ductwork fires; fuel preparation and delivery systems fires; fuel system malfunction; excessive drum water level split; excessively high heating/cooling rates; high/low furnace dp; high dp’s on oil/air filters and strainers; failed field devices; failed/malfunctioning actuators/dampers/valves; boiler feedwater pumps malfunctions; and boiler protection operation.

Generic terms are used throughout this Training Package for vocational standard shall be regarded as part of the Range Statement in which competency is demonstrated. The definition of these and other terms are given in Section 2.1 Preliminary Information and Glossaries.