/// <summary>
/// 创建发动机滑油消耗数据
/// </summary>
/// <param name="engineReg">发动机</param>
/// <param name="date">日期</param>
/// <param name="tsn">TSN</param>
/// <param name="tsr">TSR</param>
/// <param name="totalRate">总消耗率</param>
/// <param name="intervalRate">区间消耗率</param>
/// <param name="deltaIntervalRate">区间消耗率增量</param>
/// <returns>滑油消耗数据</returns>
public static OilMonitor CreateEngineOil(
EngineReg engineReg,
DateTime date,
decimal tsn,
decimal tsr,
decimal totalRate,
decimal intervalRate,
decimal deltaIntervalRate)
{
var oilMonitor = new OilMonitor
{
Date = date,
TSN = tsn,
TSR = tsr,
TotalRate = totalRate,
IntervalRate = intervalRate,
DeltaIntervalRate = deltaIntervalRate,
};
oilMonitor.GenerateNewIdentity();
var user = oilMonitor.SetEngineOil(engineReg);
if (!user.NeedMonitor)
user.NeedMonitor = true;
return oilMonitor;
}
/// <summary>
/// 创建发动机序号件
/// </summary>
/// <param name="installDate">初始安装日期</param>
/// <param name="pnReg">附件</param>
/// <param name="thrust"></param>
/// <param name="sn">序号</param>
/// <returns>发动机序号件</returns>
public static EngineReg CreateEngineReg(
DateTime installDate,
PnReg pnReg,
Thrust thrust,
string sn)
{
var engineReg = new EngineReg
{
InstallDate = installDate,
Sn = sn,
};
engineReg.GenerateNewIdentity();
engineReg.SetPnReg(pnReg);
engineReg.SetThrust(thrust);
engineReg.SetSnStatus(SnStatus.装机);
engineReg.SetIsLife(false, false, 0, 0);
engineReg.SetMonitorStatus((OilMonitorStatus.正常));
engineReg.CreateDate = DateTime.Now;
engineReg.UpdateDate = DateTime.Now;
return engineReg;
}
/// <summary>
/// 设置发动机滑油用户
/// </summary>
/// <param name="snReg">发动机滑油用户</param>
/// <returns>滑油用户</returns>
public EngineReg SetEngineOil(EngineReg snReg)
{
if (snReg == null || snReg.IsTransient())
{
throw new ArgumentException("发动机滑油用户参数为空！");
}
SnRegID = snReg.Id;
return snReg;
}
/// <summary>
/// 更新发动机序号件
/// </summary>
/// <param name="installDate">初始安装日期</param>
/// <param name="pnReg">附件</param>
/// <param name="thrust"></param>
/// <param name="sn">序号</param>
/// <returns>发动机序号件</returns>
public static EngineReg UpdateEngineReg(
DateTime installDate,
PnReg pnReg,
Thrust thrust,
string sn)
{
var engineReg = new EngineReg
{
InstallDate = installDate,
Sn = sn,
};
engineReg.GenerateNewIdentity();
engineReg.SetPnReg(pnReg);
engineReg.SetThrust(thrust);
engineReg.UpdateDate = DateTime.Now;
return engineReg;
}
/// <summary>
/// 设置发动机滑油监控状态
/// </summary>
/// <param name="engineReg">发动机序号件</param>
private void SetEngineOilStatus(EngineReg engineReg)
{
var threshold = _unitOfWork.CreateSet<Threshold>().FirstOrDefault(t => t.PnRegId == engineReg.PnRegId);
if (threshold == null) return;
var weekOils =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.SnRegID == engineReg.Id && o.Date > DateTime.Today.AddDays(-8));
if (
weekOils.Any(
o =>
o.TotalRate > threshold.TotalThreshold || o.IntervalRate > threshold.IntervalThreshold ||
o.DeltaIntervalRate > threshold.DeltaIntervalThreshold ||
o.AverageRate3 > threshold.Average3Threshold || o.AverageRate7 > threshold.Average7Threshold))
{
engineReg.SetMonitorStatus(OilMonitorStatus.警告);
return;
}
var monthOils =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.SnRegID == engineReg.Id && o.Date > DateTime.Today.AddDays(-31));
if (
monthOils.Any(
o =>
o.TotalRate > threshold.TotalThreshold || o.IntervalRate > threshold.IntervalThreshold ||
o.DeltaIntervalRate > threshold.DeltaIntervalThreshold ||
o.AverageRate3 > threshold.Average3Threshold || o.AverageRate7 > threshold.Average7Threshold))
{
engineReg.SetMonitorStatus(OilMonitorStatus.关注);
return;
}
engineReg.SetMonitorStatus(OilMonitorStatus.正常);
}
/// <summary>
/// 创建发动机滑油监控记录。
/// </summary>
/// <remarks>
/// 对每一台发动机，自滑油监控最后一条记录至当天，每天计算一条监控记录。
/// 初始的时候，从最近一次装上开始计算。
/// </remarks>
/// <param name="lastTSR">最近一次装上记录</param>
/// <param name="engineReg">发动机</param>
/// <param name="flights">最近一次装上以来的飞行日志集合</param>
private List<OilMonitor> CreateEngineOils(SnHistory lastTSR, EngineReg engineReg,
IReadOnlyList<FlightLog> flights)
{
if (lastTSR == null) throw new ArgumentNullException("lastTSR");
var oilMonitors = new List<OilMonitor>();
// 开始计算日期
var startDate = GetStartDate(lastTSR, flights);
if (!flights.Any()) return oilMonitors;
// 计算截止日期，飞行日志最后一天的次日，最后一天为当天的则为当天。
var endDate = flights.Last().FlightDate.Date == DateTime.Today
? DateTime.Today
: flights.Last().FlightDate.Date.AddDays(1);
while (endDate.Subtract(startDate).TotalDays > 0)
{
decimal qsr, interval, deltaInterval, lastInterval;
var tsr = flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1)).Sum(f => f.FlightHours);
switch (lastTSR.Position)
{
case Position.发动机1:
qsr =
flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1))
.Sum(f => f.ENG1OilDep + f.ENG1OilArr);
lastInterval =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.IntervalRate > 0)
.Select(o => o.IntervalRate)
.FirstOrDefault();
CalIntervalOil(
flights.Select(
f => Tuple.Create(f.FlightDate, f.TakeOff, f.ENG1OilDep, f.ENG1OilArr, f.FlightHours))
.ToList(), startDate, out interval);
deltaInterval = lastInterval > 0 ? interval - lastInterval : 0;
oilMonitors.Add(CreateEngineOil(lastTSR, engineReg, startDate, tsr, qsr, interval, deltaInterval));
break;
case Position.发动机2:
qsr =
flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1))
.Sum(f => f.ENG2OilDep + f.ENG2OilArr);
lastInterval =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.IntervalRate > 0)
.Select(o => o.IntervalRate)
.FirstOrDefault();
CalIntervalOil(
flights.Select(
f => Tuple.Create(f.FlightDate, f.TakeOff, f.ENG2OilDep, f.ENG2OilArr, f.FlightHours))
.ToList(), startDate, out interval);
deltaInterval = lastInterval > 0 ? interval - lastInterval : 0;
oilMonitors.Add(CreateEngineOil(lastTSR, engineReg, startDate, tsr, qsr, interval, deltaInterval));
break;
case Position.发动机3:
qsr =
flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1))
.Sum(f => f.ENG3OilDep + f.ENG3OilArr);
lastInterval =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.IntervalRate > 0)
.Select(o => o.IntervalRate)
.FirstOrDefault();
CalIntervalOil(
flights.Select(
f => Tuple.Create(f.FlightDate, f.TakeOff, f.ENG3OilDep, f.ENG3OilArr, f.FlightHours))
.ToList(), startDate, out interval);
deltaInterval = lastInterval > 0 ? interval - lastInterval : 0;
oilMonitors.Add(CreateEngineOil(lastTSR, engineReg, startDate, tsr, qsr, interval, deltaInterval));
break;
case Position.发动机4:
qsr =
flights.TakeWhile(f => f.FlightDate < startDate.AddDays(1))
.Sum(f => f.ENG4OilDep + f.ENG4OilArr);
lastInterval =
_unitOfWork.CreateSet<OilMonitor>()
.Where(o => o.IntervalRate > 0)
.Select(o => o.IntervalRate)
.FirstOrDefault();
CalIntervalOil(
flights.Select(
f => Tuple.Create(f.FlightDate, f.TakeOff, f.ENG4OilDep, f.ENG4OilArr, f.FlightHours))
.ToList(), startDate, out interval);
deltaInterval = lastInterval > 0 ? interval - lastInterval : 0;
oilMonitors.Add(CreateEngineOil(lastTSR, engineReg, startDate, tsr, qsr, interval, deltaInterval));
break;
default:
throw new ArgumentOutOfRangeException();
}
startDate = startDate.AddDays(1);
}
return oilMonitors;
}
/// <summary>
/// 创建发动机滑油监控记录。
/// </summary>
/// <param name="lastTSR">最近一次装上记录</param>
/// <param name="engineReg">发动机</param>
/// <param name="calDate">计算日期</param>
/// <param name="tsr">自上一次装上以来飞行时间</param>
/// <param name="qsr">自上一次装上以来滑油添加总量</param>
/// <param name="interval">区间滑油消耗率</param>
/// <param name="deltaInterval">区间滑油消耗率变化量</param>
/// <returns>滑油监控记录</returns>
private static OilMonitor CreateEngineOil(SnHistory lastTSR, EngineReg engineReg, DateTime calDate, decimal tsr,
decimal qsr, decimal interval, decimal deltaInterval)
{
var tsn = lastTSR.TSN + tsr;
var toc = tsr == 0 ? 0 : Math.Round(qsr/tsr, 4);
var oilMonitor = OilMonitorFactory.CreateEngineOil(engineReg, calDate, tsn, tsr, toc, interval,
deltaInterval);
return oilMonitor;
}