双波动带突破策略是一种趋势跟踪策略。它利用波动带的上下轨来判断价格趋势,并在价格突破内部波动带时建立多头头寸,在价格跌破外部波动带时平仓。
该策略首先计算指定周期内的均线及标准差,通过调整标准差数值构建双波动带。内部波动带由均线正负一个标准差构成,外部波动带则由均线正负1.5个标准差构成。
当价格突破内部上轨时,认为行情开始牛市,因此做多;当价格跌破内部下轨时,认为行情开始熊市,因此做空。
做多后的止盈退出条件是价格跌破外部下轨。做空后的止盈退出条件是价格突破外部上轨。
该策略同时设定了止盈、止损、跟踪止损等退出机制。
双波动带突破策略具有以下优势:
双波动带突破策略也存在一定的风险:
针对以上风险,可以适当调整参数,或结合其他指标进行过滤,或人工监控突破的效果,降低风险。
双波动带突破策略可以从以下几个方面进行优化:
双波动带突破策略overall通过判断价格相对波动带的位置变化,选时建立交易信号,是一个较为典型的趋势跟踪策略。该策略利用双波动带设置获利区域,并设定科学的退出机制控制风险,在参数优化和风险控制到位的情况下,可以获得较好的效果。
/*backtest
start: 2023-12-17 00:00:00
end: 2023-12-24 00:00:00
period: 15m
basePeriod: 5m
exchanges: [{"eid":"Futures_Binance","currency":"BTC_USDT"}]
*/
//@version=2
strategy("BB Strat",default_qty_type = strategy.percent_of_equity, default_qty_value = 100,currency="USD",initial_capital=100, overlay=true)
l=input(title="length",defval=100)
pbin=input(type=float,step=.1,defval=.25)
pbout=input(type=float,step=.1,defval=1.5)
ma=sma(close,l)
sin=stdev(ma,l)*pbin
sout=stdev(ma,l)*pbout
inu=sin+ma
inb=-sin+ma
outu=sout+ma
outb=-sout+ma
plot(inu,color=lime)
plot(inb,color=lime)
plot(outu,color=red)
plot(outb,color=yellow)
inpTakeProfit = input(defval = 0, title = "Take Profit", minval = 0)
inpStopLoss = input(defval = 0, title = "Stop Loss", minval = 0)
inpTrailStop = input(defval = 0, title = "Trailing Stop Loss", minval = 0)
inpTrailOffset = input(defval = 0, title = "Trailing Stop Loss Offset", minval = 0)
useTakeProfit = inpTakeProfit >= 1 ? inpTakeProfit : na
useStopLoss = inpStopLoss >= 1 ? inpStopLoss : na
useTrailStop = inpTrailStop >= 1 ? inpTrailStop : na
useTrailOffset = inpTrailOffset >= 1 ? inpTrailOffset : na
longCondition = close>inu and rising(outu,1)
exitlong = (open[1]>outu and close<outu) or crossunder(close,ma)
shortCondition = close<inb and falling(outb,1)
exitshort = (open[1]<outb and close>outb) or crossover(close,ma)
strategy.entry(id = "Long", long=true, when = longCondition)
strategy.close(id = "Long", when = exitlong)
strategy.exit("Exit Long", from_entry = "Long", profit = useTakeProfit, loss = useStopLoss, trail_points = useTrailStop, trail_offset = useTrailOffset, when=exitlong)
strategy.entry(id = "Short", long=false, when = shortCondition)
strategy.close(id = "Short", when = exitshort)
strategy.exit("Exit Short", from_entry = "Short", profit = useTakeProfit, loss = useStopLoss, trail_points = useTrailStop, trail_offset = useTrailOffset, when=exitshort)