18725 version 2
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Monitor, analyse, and respond to deviations in a petrochemical process
Level
5
Credits
12
Purpose
This unit standard is for people employed in the petrochemical industry.
People credited with this unit standard are, in a petrochemical process, able
to maintain required petrochemical process conditions by monitoring and
adjusting equipment and processes, and describe, respond to, and restore
process conditions.
Subfield
Petrochemical Industry
Domain
Petrochemical Process and Product Management
Status
Registered
Status date
20 February 2009
Date version published
20 February 2009
Planned review date
31 December 2013
Entry information
Open.
Replacement information
This unit standard replaced unit standard 9593 and unit
standard 9594.
Accreditation
Evaluation of documentation and visit by NZQA and
industry.
Standard setting body (SSB)
NZ Motor Industry Training Organisation (Incorporated)
(MITO)
Accreditation and Moderation Action Plan (AMAP) reference
0114
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
1
Performance of the elements of this unit standard must comply with relevant site
requirements and the following legislation:
Health and Safety in Employment Act 1992;
Resource Management Act 1991.
 New Zealand Qualifications Authority 2016
18725 version 2
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2
This unit standard is intended for, but is not limited to, workplace assessment. While
all performance criteria must be met it is noted that all range statements within this
unit standard are indicative and dependent on enterprise and site specific equipment,
procedures, and practices. Any queries can be directed to the NZ Motor Industry
Training Organisation (Incorporated) (MITO).
3
For this unit standard the candidate must control a complex process that uses
several systems and plant that has some complex equipment.
4
Definitions
Distributed control system includes: SCADA, Man Machine Interfaces (MMI).
Site requirements mean the site specific documented methods for performing work
activities and include health, safety, environmental, and quality management
requirements. They may refer to manuals, codes of practice, or policy statements.
Elements and performance criteria
Element 1
Maintain required petrochemical process conditions by monitoring and adjusting
equipment and processes.
Performance criteria
1.1
Process data is obtained at scheduled times and recorded in accordance with
site requirements.
Range
sampling, plant logs, product data, distributed control system.
1.2
Operating parameters for each process are identified, monitored, and, where
necessary, adjusted to ensure product specifications are met.
1.3
Consequences of deviation from stable operating parameters are explained in
terms of effects on product, equipment, and production schedules.
1.4
Any early indications of deviations are recognised and analysed, and equipment
and processes are adjusted where necessary.
Element 2
Describe, respond to, and restore process conditions in a petrochemical process.
Performance criteria
2.1
Circumstances in which emergency shut downs are automatically initiated are
described in accordance with site requirements.
2.2
Circumstances in which emergency shut downs are manually initiated are
described in accordance with site requirements.
 New Zealand Qualifications Authority 2016
18725 version 2
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2.3
Situations which cannot be remedied within the operator’s authority are reported
to the appropriate personnel in accordance with site requirements.
2.4
Corrective actions are taken in the event of a continuing deviation in accordance
with site requirements.
2.5
Stable process conditions are restored without delay whilst minimising loss and
without compromising safety.
2.6
Any faults are identified and a diagnosis is made which takes all relevant
information into account to determine causes.
2.7
Problems and corrective actions taken are communicated to appropriate
personnel and recorded in accordance with site requirements.
Range
incident reporting, logs, fault request, incident investigation,
statutory reporting.
Please note
Providers must be accredited by NZQA, or an inter-institutional body with delegated
authority for quality assurance, before they can report credits from assessment against
unit standards or deliver courses of study leading to that assessment.
Industry Training Organisations must be accredited by NZQA before they can register
credits from assessment against unit standards.
Accredited providers and Industry Training Organisations assessing against unit standards
must engage with the moderation system that applies to those standards.
Accreditation requirements and an outline of the moderation system that applies to this
standard are outlined in the Accreditation and Moderation Action Plan (AMAP). The
AMAP also includes useful information about special requirements for organisations
wishing to develop education and training programmes, such as minimum qualifications for
tutors and assessors, and special resource requirements.
Comments on this unit standard
Please contact the NZ Motor Industry Training Organisation (Incorporated) (MITO)
info@mito.org.nz if you wish to suggest changes to the content of this unit standard.
 New Zealand Qualifications Authority 2016