Bid No | 52 |
---|---|
Item for Bid | Development of a CVAP for APR1400 DC |
Notice Date | 2014-05-29 |
Deadline for Bid Submission | 2014-06-02 |
Content |
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">KEPCO E&C wishes to develop a comprehensive vibration assessment program (CVAP) for the APR1400 nuclear power plant. The desired program is expected to provide for detailed analysis of potential adverse flow effects (both flow-excited acoustic resonances and flow-induced vibrations) in accordance with NRC Regulatory Guide (RG) 1.20, Rev.3.</font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">KEPCO E&C seeks technical support from a consulting company which has sufficient capabilities and experience relative to the RG and its implementation for nuclear power plant design, commissioning, and operation.</font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">The consultancy support covered by this work scope includes the development of a CVAP for the portions of the main steam (MS) and feedwater (FW) piping systems that are attached to the steam generator (SG), <span style="COLOR: black">including</span><span style="COLOR: black">condensate system</span><span style="COLOR: black">.</span> Note that, RG 1.20 also addresses reactor internals and SG internals. The consulting support covered by this work scope does not address the direct vibration testing, monitoring, or assessment for components internal to the reactor or SG. </font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"> </div> <div><span style="FONT-SIZE: 10pt">The work package (WP) is therefore defined as follows:</span></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"> </div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">A. Scope for Acoustic Resonance Evaluation</font></div> <div style="TEXT-ALIGN: left; MARGIN: 0cm 0cm 0pt 14.2pt; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">The main steam (MS), feedwater (FW) (Secondary Side Pipe Line attached to the SGs, excluding SG Internal) <span style="COLOR: black">and condensate (CD) system</span></font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">B. Activities</font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">1. Flow-excited acoustic resonance analysis program </font></div> <div style="TEXT-ALIGN: left; TEXT-INDENT: -35.4pt; MARGIN: 0cm 0cm 0pt 35.4pt; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> 1) Performing an analysis of acoustic resonance due to attached piping, control valve, pump in the MS and FW lines using Strouhal number which is a function of stand pipe diameter & length, upstream elbows, and free stream velocity. </font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">2. Flow-Excited Acoustic Resonance <span style="COLOR: black">Measurement and Inspection Program</span></font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> 1) Identification of acoustic resonance by testing</font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> A. Acoustic resonance caused by flow past standpipes</font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> B. Acoustic resonance caused by Control Valve and Pump</font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> C. Acoustic resonance detection method</font></div> <div style="TEXT-ALIGN: left; TEXT-INDENT: -70.9pt; MARGIN: 0cm 0cm 0pt 70.9pt; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> - Hoop strain gauges for acoustic resonance detection (Four spaced around the circumference and longitudinally placed in at least two points of each MS and FW Line) </font></div> <div style="TEXT-ALIGN: left; TEXT-INDENT: -70.9pt; MARGIN: 0cm 0cm 0pt 70.9pt; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> - Constitutive equation to convert the strain gauge signal by acoustic pressure waves to the pressure amplitude and its frequency </font></div> <div style="TEXT-ALIGN: left; TEXT-INDENT: -70.9pt; MARGIN: 0cm 0cm 0pt 70.9pt; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> 2) Uncertainties and bias errors associated with the following:</font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> <span> A. Acoustic frequency of the cavity</span></font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"><span> B. Free stream velocity</span></font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"><span> C. Branch opening diameter</span></font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> <span> 3) Vibration measurement Instrumentation </span></font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> <span> A. Consideration for lower frequency limit of the piping</span></font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> <span> B. Choice of locations for vibration Instrumentation </span></font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div> <div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> <span> 4) Acceptance criteria in accordance with ASME OM-Part 3</span></font></div> |
Attachments |
-
- Bid No
- 52
- Item for Bid
- Development of a CVAP for APR1400 DC
- Notice Date
- 2014-05-29
- Deadline for Bid Submission
- 2014-06-02
- Content
-
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">KEPCO E&C wishes to develop a comprehensive vibration assessment program (CVAP) for the APR1400 nuclear power plant. The desired program is expected to provide for detailed analysis of potential adverse flow effects (both flow-excited acoustic resonances and flow-induced vibrations) in accordance with NRC Regulatory Guide (RG) 1.20, Rev.3.</font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">KEPCO E&C seeks technical support from a consulting company which has sufficient capabilities and experience relative to the RG and its implementation for nuclear power plant design, commissioning, and operation.</font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">The consultancy support covered by this work scope includes the development of a CVAP for the portions of the main steam (MS) and feedwater (FW) piping systems that are attached to the steam generator (SG), <span style="COLOR: black">including</span><span style="COLOR: black">condensate system</span><span style="COLOR: black">.</span> Note that, RG 1.20 also addresses reactor internals and SG internals. The consulting support covered by this work scope does not address the direct vibration testing, monitoring, or assessment for components internal to the reactor or SG. </font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"> </div>
<div><span style="FONT-SIZE: 10pt">The work package (WP) is therefore defined as follows:</span></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"> </div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">A. Scope for Acoustic Resonance Evaluation</font></div>
<div style="TEXT-ALIGN: left; MARGIN: 0cm 0cm 0pt 14.2pt; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">The main steam (MS), feedwater (FW) (Secondary Side Pipe Line attached to the SGs, excluding SG Internal) <span style="COLOR: black">and condensate (CD) system</span></font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">B. Activities</font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">1. Flow-excited acoustic resonance analysis program </font></div>
<div style="TEXT-ALIGN: left; TEXT-INDENT: -35.4pt; MARGIN: 0cm 0cm 0pt 35.4pt; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> 1) Performing an analysis of acoustic resonance due to attached piping, control valve, pump in the MS and FW lines using Strouhal number which is a function of stand pipe diameter & length, upstream elbows, and free stream velocity. </font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2">2. Flow-Excited Acoustic Resonance <span style="COLOR: black">Measurement and Inspection Program</span></font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> 1) Identification of acoustic resonance by testing</font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> A. Acoustic resonance caused by flow past standpipes</font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> B. Acoustic resonance caused by Control Valve and Pump</font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> C. Acoustic resonance detection method</font></div>
<div style="TEXT-ALIGN: left; TEXT-INDENT: -70.9pt; MARGIN: 0cm 0cm 0pt 70.9pt; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> - Hoop strain gauges for acoustic resonance detection (Four spaced around the circumference and longitudinally placed in at least two points of each MS and FW Line) </font></div>
<div style="TEXT-ALIGN: left; TEXT-INDENT: -70.9pt; MARGIN: 0cm 0cm 0pt 70.9pt; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> - Constitutive equation to convert the strain gauge signal by acoustic pressure waves to the pressure amplitude and its frequency </font></div>
<div style="TEXT-ALIGN: left; TEXT-INDENT: -70.9pt; MARGIN: 0cm 0cm 0pt 70.9pt; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> 2) Uncertainties and bias errors associated with the following:</font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> <span> A. Acoustic frequency of the cavity</span></font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"><span> B. Free stream velocity</span></font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"><span> C. Branch opening diameter</span></font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> <span> 3) Vibration measurement Instrumentation </span></font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> <span> A. Consideration for lower frequency limit of the piping</span></font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> <span> B. Choice of locations for vibration Instrumentation </span></font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> </font></div>
<div style="TEXT-ALIGN: left; TEXT-AUTOSPACE: ideograph-numeric; WORD-BREAK: keep-all" align="left"><font size="2"> <span> 4) Acceptance criteria in accordance with ASME OM-Part 3</span></font></div>
- Attachments
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